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Finding the Fourth Proportional to 534,560.38, 737,693.12 and 292,842.61

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Solution

The fourth proportional to 534,560.38, 737,693.12 and 292,842.61 is: 404,122.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,560.38 : 737,693.12 = 292,842.61 : x
  2. Step 2: Convert to fraction form
    534,560.38/737,693.12 = 292,842.61/x
  3. Step 3: Cross multiply
    534,560.38x = 737,693.12 × 292,842.61
  4. Step 4: Simplify right side
    534,560.38x = 216,027,977,527.72
  5. Step 5: Solve for x
    x = 216,027,977,527.72/534,560.38
  6. Step 6: Final answer
    x = 404,122.69

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1.5x scale

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.