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Finding the Fourth Proportional to 534,479.50, 737,546.47 and 292,764.97

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Solution

The fourth proportional to 534,479.50, 737,546.47 and 292,764.97 is: 403,996.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,479.50 : 737,546.47 = 292,764.97 : x
  2. Step 2: Convert to fraction form
    534,479.50/737,546.47 = 292,764.97/x
  3. Step 3: Cross multiply
    534,479.50x = 737,546.47 × 292,764.97
  4. Step 4: Simplify right side
    534,479.50x = 215,927,770,163.16
  5. Step 5: Solve for x
    x = 215,927,770,163.16/534,479.50
  6. Step 6: Final answer
    x = 403,996.36

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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.