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Finding the Fourth Proportional to 591.09, 886.65 and 180.24

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Solution

The fourth proportional to 591.09, 886.65 and 180.24 is: 270.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    591.09 : 886.65 = 180.24 : x
  2. Step 2: Convert to fraction form
    591.09/886.65 = 180.24/x
  3. Step 3: Cross multiply
    591.09x = 886.65 × 180.24
  4. Step 4: Simplify right side
    591.09x = 159,809.80
  5. Step 5: Solve for x
    x = 159,809.80/591.09
  6. Step 6: Final answer
    x = 270.36

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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.