Pushes the 3-point line to 22 feet, 1¾ inches from the current 20 feet, 9 inches. D3 teams made 5.7 of 19.3 from beyond the shorter arc - 29.5% - in the season past. More at https://www.ncaa.org/about/resources/media-center/news/international-3-point-line-distance-approved-women-s-basketball
I'll speculate that the successful made 3s will drop to under 25% which would have the same value as shooting 37.5% for 2s.