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Finding the Fourth Proportional to 502.96, 694.16 and 363.53

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Solution

The fourth proportional to 502.96, 694.16 and 363.53 is: 501.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    502.96 : 694.16 = 363.53 : x
  2. Step 2: Convert to fraction form
    502.96/694.16 = 363.53/x
  3. Step 3: Cross multiply
    502.96x = 694.16 × 363.53
  4. Step 4: Simplify right side
    502.96x = 252,347.98
  5. Step 5: Solve for x
    x = 252,347.98/502.96
  6. Step 6: Final answer
    x = 501.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.