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Finding the Fourth Proportional to 477.19, 658.50 and 337.16

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Solution

The fourth proportional to 477.19, 658.50 and 337.16 is: 465.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    477.19 : 658.50 = 337.16 : x
  2. Step 2: Convert to fraction form
    477.19/658.50 = 337.16/x
  3. Step 3: Cross multiply
    477.19x = 658.50 × 337.16
  4. Step 4: Simplify right side
    477.19x = 222,019.86
  5. Step 5: Solve for x
    x = 222,019.86/477.19
  6. Step 6: Final answer
    x = 465.27

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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.