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Finding the Fourth Proportional to 493.17, 738.14 and 363.13

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Solution

The fourth proportional to 493.17, 738.14 and 363.13 is: 543.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    493.17 : 738.14 = 363.13 : x
  2. Step 2: Convert to fraction form
    493.17/738.14 = 363.13/x
  3. Step 3: Cross multiply
    493.17x = 738.14 × 363.13
  4. Step 4: Simplify right side
    493.17x = 268,040.78
  5. Step 5: Solve for x
    x = 268,040.78/493.17
  6. Step 6: Final answer
    x = 543.51

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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.