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Finding the Fourth Proportional to 562.57, 843.94 and 192.33

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Solution

The fourth proportional to 562.57, 843.94 and 192.33 is: 288.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.57 : 843.94 = 192.33 : x
  2. Step 2: Convert to fraction form
    562.57/843.94 = 192.33/x
  3. Step 3: Cross multiply
    562.57x = 843.94 × 192.33
  4. Step 4: Simplify right side
    562.57x = 162,314.98
  5. Step 5: Solve for x
    x = 162,314.98/562.57
  6. Step 6: Final answer
    x = 288.53

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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.