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Finding the Fourth Proportional to 534,000.05, 801,000.08 and 515,337.65

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Solution

The fourth proportional to 534,000.05, 801,000.08 and 515,337.65 is: 773,006.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,000.05 : 801,000.08 = 515,337.65 : x
  2. Step 2: Convert to fraction form
    534,000.05/801,000.08 = 515,337.65/x
  3. Step 3: Cross multiply
    534,000.05x = 801,000.08 × 515,337.65
  4. Step 4: Simplify right side
    534,000.05x = 412,785,496,300.32
  5. Step 5: Solve for x
    x = 412,785,496,300.32/534,000.05
  6. Step 6: Final answer
    x = 773,006.48

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.