In this task, you will be given a list of numbers. The goal is to divide all the numbers in the list by a constant such that the sum of the resulting list is 1. The output should be rounded to 3 decimals.

[95.951, 19.548, 177.744, -61.732, 20.939, 171.208, 69.232, 28.949, 108.649]
[ 0.152  0.031  0.282 -0.098  0.033  0.272  0.11   0.046  0.172]