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Finding the Fourth Proportional to 452,936.93, 625,192.05 and 291,791.39

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Solution

The fourth proportional to 452,936.93, 625,192.05 and 291,791.39 is: 402,761.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,936.93 : 625,192.05 = 291,791.39 : x
  2. Step 2: Convert to fraction form
    452,936.93/625,192.05 = 291,791.39/x
  3. Step 3: Cross multiply
    452,936.93x = 625,192.05 × 291,791.39
  4. Step 4: Simplify right side
    452,936.93x = 182,425,654,160.49
  5. Step 5: Solve for x
    x = 182,425,654,160.49/452,936.93
  6. Step 6: Final answer
    x = 402,761.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.