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: [-35.791, 94.919, 68.779, 216.299, 229.62, 29.115, -66.874]
Example Output: [-0.067  0.177  0.128  0.403  0.428  0.054 -0.125]

Example Input: [-68.455, -99.089, 147.474, 206.2, 225.447, 82.373, 80.417]
Example Output: [-0.119 -0.173  0.257  0.359  0.393  0.143  0.14 ]

Example Input: [-19.505, 172.547, 187.959, -16.536, 181.804, 16.93, 130.628, 16.194]
Example Output:
[-0.029  0.258  0.281 -0.025  0.271  0.025  0.195  0.024]