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Finding the Fourth Proportional to 469, 702.60 and 237.34

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Solution

The fourth proportional to 469, 702.60 and 237.34 is: 355.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    469 : 702.60 = 237.34 : x
  2. Step 2: Convert to fraction form
    469/702.60 = 237.34/x
  3. Step 3: Cross multiply
    469x = 702.60 × 237.34
  4. Step 4: Simplify right side
    469x = 166,755.08
  5. Step 5: Solve for x
    x = 166,755.08/469
  6. Step 6: Final answer
    x = 355.55

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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.