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Finding the Fourth Proportional to 468.45, 702.20 and 295.24

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Solution

The fourth proportional to 468.45, 702.20 and 295.24 is: 442.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.45 : 702.20 = 295.24 : x
  2. Step 2: Convert to fraction form
    468.45/702.20 = 295.24/x
  3. Step 3: Cross multiply
    468.45x = 702.20 × 295.24
  4. Step 4: Simplify right side
    468.45x = 207,317.53
  5. Step 5: Solve for x
    x = 207,317.53/468.45
  6. Step 6: Final answer
    x = 442.56

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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.