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: [68.682, -29.406, 136.809, 213.959, 71.445]
A: 
[ 0.149 -0.064  0.296  0.464  0.155]