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Finding the Fourth Proportional to 502.26, 753.62 and 297.23

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Solution

The fourth proportional to 502.26, 753.62 and 297.23 is: 445.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    502.26 : 753.62 = 297.23 : x
  2. Step 2: Convert to fraction form
    502.26/753.62 = 297.23/x
  3. Step 3: Cross multiply
    502.26x = 753.62 × 297.23
  4. Step 4: Simplify right side
    502.26x = 224,001.10
  5. Step 5: Solve for x
    x = 224,001.10/502.26
  6. Step 6: Final answer
    x = 445.98

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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.