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Finding the Fourth Proportional to 534,215.96, 737,217.90 and 292,498.47

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Solution

The fourth proportional to 534,215.96, 737,217.90 and 292,498.47 is: 403,647.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,215.96 : 737,217.90 = 292,498.47 : x
  2. Step 2: Convert to fraction form
    534,215.96/737,217.90 = 292,498.47/x
  3. Step 3: Cross multiply
    534,215.96x = 737,217.90 × 292,498.47
  4. Step 4: Simplify right side
    534,215.96x = 215,635,102,658.03
  5. Step 5: Solve for x
    x = 215,635,102,658.03/534,215.96
  6. Step 6: Final answer
    x = 403,647.81

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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.