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Finding the Fourth Proportional to 562.17, 843.25 and 196.98

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Solution

The fourth proportional to 562.17, 843.25 and 196.98 is: 295.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.17 : 843.25 = 196.98 : x
  2. Step 2: Convert to fraction form
    562.17/843.25 = 196.98/x
  3. Step 3: Cross multiply
    562.17x = 843.25 × 196.98
  4. Step 4: Simplify right side
    562.17x = 166,104.57
  5. Step 5: Solve for x
    x = 166,104.57/562.17
  6. Step 6: Final answer
    x = 295.47

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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.