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: [-63.111, 167.799, -90.523, 205.166]
Example Output: [-0.288  0.765 -0.413  0.935]

Example Input: [-68.148, 34.193, 6.195, 30.525, -20.859]
Example Output: [ 3.766 -1.89  -0.342 -1.687  1.153]

Example Input: [131.363, -2.407, 234.447]
Example Output:
[ 0.361 -0.007  0.645]