In solving the question, we establish two equations based on the condition provided, including the ratios among men, women, and children. Solving the equation , we find out that there were 270 people at the concert. ;
The total number of people at the concert is 180. There were 72 men, 81 women, and 27 children attending. This was found by analyzing the ratios and relationships between men, women, and children based on the given information.
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