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.
Q: [6.987, 50.509, 225.353, -33.837, 183.824, 145.042, 172.215, 107.08, -15.429, 13.016]
A: 
[ 0.008  0.059  0.264 -0.04   0.215  0.17   0.201  0.125 -0.018  0.015]