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Finding the Third Proportional to 396.94 and 595.31

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Solution

The third proportional to 396.94 and 595.31 is: 892.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    396.94 : 595.31 = 595.31 : x
  2. Step 2: Convert to fraction form
    396.94/595.31 = 595.31/x
  3. Step 3: Cross multiply
    396.94x = 595.31 × 595.31
  4. Step 4: Simplify right side
    396.94x = 354,396.97
  5. Step 5: Solve for x
    x = 354,396.97/396.94
  6. Step 6: Final answer
    x = 892.83

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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.