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.

Example Input: [60.824, 197.61, 207.967, 29.206, 172.716, -88.454, 66.079, -6.302, 71.447, 115.316]
Example Output: [ 0.074  0.239  0.252  0.035  0.209 -0.107  0.08  -0.008  0.086  0.14 ]

Example Input: [-74.839, 176.455, -15.623, 80.098, 139.443]
Example Output: [-0.245  0.578 -0.051  0.262  0.456]

Example Input: [249.738, 82.857, 132.558, -16.649, 78.088]
Example Output:
[ 0.474  0.157  0.252 -0.032  0.148]