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Finding the Fourth Proportional to 591.11, 886.74 and 180.26

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Solution

The fourth proportional to 591.11, 886.74 and 180.26 is: 270.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.11 : 886.74 = 180.26 : x
  2. Step 2: Convert to fraction form
    591.11/886.74 = 180.26/x
  3. Step 3: Cross multiply
    591.11x = 886.74 × 180.26
  4. Step 4: Simplify right side
    591.11x = 159,843.75
  5. Step 5: Solve for x
    x = 159,843.75/591.11
  6. Step 6: Final answer
    x = 270.41

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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.