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Finding the Fourth Proportional to 468.88, 702.96 and 180.56

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Solution

The fourth proportional to 468.88, 702.96 and 180.56 is: 270.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.88 : 702.96 = 180.56 : x
  2. Step 2: Convert to fraction form
    468.88/702.96 = 180.56/x
  3. Step 3: Cross multiply
    468.88x = 702.96 × 180.56
  4. Step 4: Simplify right side
    468.88x = 126,926.46
  5. Step 5: Solve for x
    x = 126,926.46/468.88
  6. Step 6: Final answer
    x = 270.70

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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.