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Finding the Fourth Proportional to 562.91, 844.49 and 197.96

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Solution

The fourth proportional to 562.91, 844.49 and 197.96 is: 296.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.91 : 844.49 = 197.96 : x
  2. Step 2: Convert to fraction form
    562.91/844.49 = 197.96/x
  3. Step 3: Cross multiply
    562.91x = 844.49 × 197.96
  4. Step 4: Simplify right side
    562.91x = 167,170.03
  5. Step 5: Solve for x
    x = 167,170.03/562.91
  6. Step 6: Final answer
    x = 296.97

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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.