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Finding the Fourth Proportional to 499.92, 748.60 and 337.12

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Solution

The fourth proportional to 499.92, 748.60 and 337.12 is: 504.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    499.92 : 748.60 = 337.12 : x
  2. Step 2: Convert to fraction form
    499.92/748.60 = 337.12/x
  3. Step 3: Cross multiply
    499.92x = 748.60 × 337.12
  4. Step 4: Simplify right side
    499.92x = 252,368.03
  5. Step 5: Solve for x
    x = 252,368.03/499.92
  6. Step 6: Final answer
    x = 504.82

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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.