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Finding the Fourth Proportional to 468.38, 701.96 and 294.79

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Solution

The fourth proportional to 468.38, 701.96 and 294.79 is: 441.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    468.38 : 701.96 = 294.79 : x
  2. Step 2: Convert to fraction form
    468.38/701.96 = 294.79/x
  3. Step 3: Cross multiply
    468.38x = 701.96 × 294.79
  4. Step 4: Simplify right side
    468.38x = 206,930.79
  5. Step 5: Solve for x
    x = 206,930.79/468.38
  6. Step 6: Final answer
    x = 441.80

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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.