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Finding the Fourth Proportional to 591.27, 886.84 and 180.42

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Solution

The fourth proportional to 591.27, 886.84 and 180.42 is: 270.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.27 : 886.84 = 180.42 : x
  2. Step 2: Convert to fraction form
    591.27/886.84 = 180.42/x
  3. Step 3: Cross multiply
    591.27x = 886.84 × 180.42
  4. Step 4: Simplify right side
    591.27x = 159,999.90
  5. Step 5: Solve for x
    x = 159,999.90/591.27
  6. Step 6: Final answer
    x = 270.61

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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.