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Finding the Fourth Proportional to 498.56, 748.01 and 241.88

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Solution

The fourth proportional to 498.56, 748.01 and 241.88 is: 362.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    498.56 : 748.01 = 241.88 : x
  2. Step 2: Convert to fraction form
    498.56/748.01 = 241.88/x
  3. Step 3: Cross multiply
    498.56x = 748.01 × 241.88
  4. Step 4: Simplify right side
    498.56x = 180,925.52
  5. Step 5: Solve for x
    x = 180,925.52/498.56
  6. Step 6: Final answer
    x = 362.90

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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.