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: [136.863, 10.576, 7.594, 220.753, -14.398, -2.184, 189.478, 52.875, 230.46]
Example Output: [ 0.164 0.013 0.009 0.265 -0.017 -0.003 0.228 0.064 0.277]

Example Input: [-52.398, 73.145, -57.086, 79.147, -50.635, 26.425, 173.059, -26.155, 34.019]
Example Output: [-0.263 0.367 -0.286 0.397 -0.254 0.132 0.867 -0.131 0.171]

Example Input: [180.159, -64.119, 197.507, 208.497]
Example Output:
[ 0.345 -0.123 0.378 0.399]