Horse/Sagittarius and Goat/Aries meet at 78–83%, the loudest voice in the choir encounters the quiet Goat who leads by stealth. On paper they shouldn't fit. In practice, the Goat/Aries figures out exactly which strings to pull on Horse/Sagittarius, and Horse/Sagittarius enjoys the manipulation enough not to mind.
Chemistry is loud, athletic, and underneath it surprisingly tender. Horse/Sagittarius brings take-no-prisoners assertiveness and a fast pace; Goat/Aries brings strategic warmth and the ability to read what the partner actually wants. The bedroom is energetic and surprisingly attentive, Goat/Aries pays attention.
Conversation is uneven and entertaining. Horse/Sagittarius speaks at full volume; Goat/Aries asks the right small question and lets Horse/Sagittarius answer at length. Both halves get what they want. The risk: Goat/Aries should remember that the canon prescribed forthrightness with the trusted partner, manipulation tactics have to stop somewhere.
Friction lives in fuel. Horse/Sagittarius's reckless extravagance plus Goat/Aries's strategic care produces budget arguments and pace arguments. When Horse/Sagittarius wants to charge ahead, Goat/Aries wants to plan the angle. Both halves get impatient with the other's mode.
Horse/Sagittarius learns from Goat/Aries that strategy isn't cowardice; Goat/Aries learns from Horse/Sagittarius that volume sometimes accomplishes what subtlety can't. Both halves end up sharper and louder together, in a good way.
At 78–83%, this is a solid, slightly mismatched pairing that works through complementarity. Horse/Sagittarius and Goat/Aries build a partnership where loud and stealthy actually balance.