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: [-21.05, 243.513, 241.95, 84.576, 98.955, -63.744]
Example Output: [-0.036  0.417  0.414  0.145  0.169 -0.109]

Example Input: [211.241, -80.712, 72.984, -17.184, -51.071, 48.991, -28.162, 122.037, 183.308, 171.99]
Example Output: [ 0.333 -0.127  0.115 -0.027 -0.081  0.077 -0.044  0.193  0.289  0.272]

Example Input: [202.852, 148.568, 68.49, 53.849, 7.788, -50.139]
Example Output:
[ 0.47   0.344  0.159  0.125  0.018 -0.116]