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Finding the Fourth Proportional to 468.53, 702.17 and 273.68

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Solution

The fourth proportional to 468.53, 702.17 and 273.68 is: 410.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.53 : 702.17 = 273.68 : x
  2. Step 2: Convert to fraction form
    468.53/702.17 = 273.68/x
  3. Step 3: Cross multiply
    468.53x = 702.17 × 273.68
  4. Step 4: Simplify right side
    468.53x = 192,168.67
  5. Step 5: Solve for x
    x = 192,168.67/468.53
  6. Step 6: Final answer
    x = 410.15

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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.