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Finding the Fourth Proportional to 468.10, 702.58 and 237.15

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Solution

The fourth proportional to 468.10, 702.58 and 237.15 is: 355.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.10 : 702.58 = 237.15 : x
  2. Step 2: Convert to fraction form
    468.10/702.58 = 237.15/x
  3. Step 3: Cross multiply
    468.10x = 702.58 × 237.15
  4. Step 4: Simplify right side
    468.10x = 166,616.70
  5. Step 5: Solve for x
    x = 166,616.70/468.10
  6. Step 6: Final answer
    x = 355.94

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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.