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Finding the Fourth Proportional to 502.24, 693.18 and 295.24

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Solution

The fourth proportional to 502.24, 693.18 and 295.24 is: 407.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    502.24 : 693.18 = 295.24 : x
  2. Step 2: Convert to fraction form
    502.24/693.18 = 295.24/x
  3. Step 3: Cross multiply
    502.24x = 693.18 × 295.24
  4. Step 4: Simplify right side
    502.24x = 204,654.46
  5. Step 5: Solve for x
    x = 204,654.46/502.24
  6. Step 6: Final answer
    x = 407.48

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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.