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Finding the Fourth Proportional to 562.19, 843.34 and 151.33

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Solution

The fourth proportional to 562.19, 843.34 and 151.33 is: 227.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.19 : 843.34 = 151.33 : x
  2. Step 2: Convert to fraction form
    562.19/843.34 = 151.33/x
  3. Step 3: Cross multiply
    562.19x = 843.34 × 151.33
  4. Step 4: Simplify right side
    562.19x = 127,620.16
  5. Step 5: Solve for x
    x = 127,620.16/562.19
  6. Step 6: Final answer
    x = 227.01

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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.