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Finding the Fourth Proportional to 354.48, 488.01 and 337.17

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Solution

The fourth proportional to 354.48, 488.01 and 337.17 is: 464.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    354.48 : 488.01 = 337.17 : x
  2. Step 2: Convert to fraction form
    354.48/488.01 = 337.17/x
  3. Step 3: Cross multiply
    354.48x = 488.01 × 337.17
  4. Step 4: Simplify right side
    354.48x = 164,542.33
  5. Step 5: Solve for x
    x = 164,542.33/354.48
  6. Step 6: Final answer
    x = 464.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.