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Finding the Fourth Proportional to 534,561, 737,712.56 and 292,843.52

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Solution

The fourth proportional to 534,561, 737,712.56 and 292,843.52 is: 404,134.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,561 : 737,712.56 = 292,843.52 : x
  2. Step 2: Convert to fraction form
    534,561/737,712.56 = 292,843.52/x
  3. Step 3: Cross multiply
    534,561x = 737,712.56 × 292,843.52
  4. Step 4: Simplify right side
    534,561x = 216,034,342,818.61
  5. Step 5: Solve for x
    x = 216,034,342,818.61/534,561
  6. Step 6: Final answer
    x = 404,134.13

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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.