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Finding the Fourth Proportional to 534,538.54, 737,664.03 and 292,815.81

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Solution

The fourth proportional to 534,538.54, 737,664.03 and 292,815.81 is: 404,086.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,538.54 : 737,664.03 = 292,815.81 : x
  2. Step 2: Convert to fraction form
    534,538.54/737,664.03 = 292,815.81/x
  3. Step 3: Cross multiply
    534,538.54x = 737,664.03 × 292,815.81
  4. Step 4: Simplify right side
    534,538.54x = 215,999,690,452.31
  5. Step 5: Solve for x
    x = 215,999,690,452.31/534,538.54
  6. Step 6: Final answer
    x = 404,086.28

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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.