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: [181.471, 45.999, 168.599, 145.499, -31.919, 171.003, 116.844]
A: 
[ 0.228  0.058  0.211  0.182 -0.04   0.214  0.147]