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Finding the Fourth Proportional to 382.26, 573.27 and 151.11

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Solution

The fourth proportional to 382.26, 573.27 and 151.11 is: 226.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    382.26 : 573.27 = 151.11 : x
  2. Step 2: Convert to fraction form
    382.26/573.27 = 151.11/x
  3. Step 3: Cross multiply
    382.26x = 573.27 × 151.11
  4. Step 4: Simplify right side
    382.26x = 86,624.11
  5. Step 5: Solve for x
    x = 86,624.11/382.26
  6. Step 6: Final answer
    x = 226.61

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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.