Quote Originally Posted by Dorkus
What example are you referring to?
In the middle of the starting post of the thread, the one you've quoted in its entirety, are the following two examples.

-2.8 + 701*(80*5/4500) = 60%
-2.8 + 701*(80*5/30000) = 6.4%

It was comparison of the garrison effect before and after changing the settlement population from 4500 to 30000. The game reported the garrison as 60% to 5%, which was borne out by my calculations above.