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Finding the Fourth Proportional to 625,553.28, 938,186.01 and 372,905.10

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Solution

The fourth proportional to 625,553.28, 938,186.01 and 372,905.10 is: 559,271.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,553.28 : 938,186.01 = 372,905.10 : x
  2. Step 2: Convert to fraction form
    625,553.28/938,186.01 = 372,905.10/x
  3. Step 3: Cross multiply
    625,553.28x = 938,186.01 × 372,905.10
  4. Step 4: Simplify right side
    625,553.28x = 349,854,347,877.65
  5. Step 5: Solve for x
    x = 349,854,347,877.65/625,553.28
  6. Step 6: Final answer
    x = 559,271.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.