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Finding the Fourth Proportional to 498.24, 747.24 and 362.88

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Solution

The fourth proportional to 498.24, 747.24 and 362.88 is: 544.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    498.24 : 747.24 = 362.88 : x
  2. Step 2: Convert to fraction form
    498.24/747.24 = 362.88/x
  3. Step 3: Cross multiply
    498.24x = 747.24 × 362.88
  4. Step 4: Simplify right side
    498.24x = 271,158.45
  5. Step 5: Solve for x
    x = 271,158.45/498.24
  6. Step 6: Final answer
    x = 544.23

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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.