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: [128.128, 188.351, 168.097, 211.272, -55.711, 83.795]
A: 
[ 0.177  0.26   0.232  0.292 -0.077  0.116]