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Finding the Fourth Proportional to 562.92, 843.99 and 216.24

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Solution

The fourth proportional to 562.92, 843.99 and 216.24 is: 324.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.92 : 843.99 = 216.24 : x
  2. Step 2: Convert to fraction form
    562.92/843.99 = 216.24/x
  3. Step 3: Cross multiply
    562.92x = 843.99 × 216.24
  4. Step 4: Simplify right side
    562.92x = 182,504.40
  5. Step 5: Solve for x
    x = 182,504.40/562.92
  6. Step 6: Final answer
    x = 324.21

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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.