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Finding the Fourth Proportional to 584,449.92, 876,724.80 and 205,337.52

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Solution

The fourth proportional to 584,449.92, 876,724.80 and 205,337.52 is: 308,023.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,449.92 : 876,724.80 = 205,337.52 : x
  2. Step 2: Convert to fraction form
    584,449.92/876,724.80 = 205,337.52/x
  3. Step 3: Cross multiply
    584,449.92x = 876,724.80 × 205,337.52
  4. Step 4: Simplify right side
    584,449.92x = 180,024,496,154.50
  5. Step 5: Solve for x
    x = 180,024,496,154.50/584,449.92
  6. Step 6: Final answer
    x = 308,023.82

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Double scale
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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.