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Finding the Fourth Proportional to 468.58, 702.37 and 237.64

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Solution

The fourth proportional to 468.58, 702.37 and 237.64 is: 356.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.58 : 702.37 = 237.64 : x
  2. Step 2: Convert to fraction form
    468.58/702.37 = 237.64/x
  3. Step 3: Cross multiply
    468.58x = 702.37 × 237.64
  4. Step 4: Simplify right side
    468.58x = 166,911.21
  5. Step 5: Solve for x
    x = 166,911.21/468.58
  6. Step 6: Final answer
    x = 356.21

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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.