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Finding the Third Proportional to 381.38 and 597.38

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Solution

The third proportional to 381.38 and 597.38 is: 935.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    381.38 : 597.38 = 597.38 : x
  2. Step 2: Convert to fraction form
    381.38/597.38 = 597.38/x
  3. Step 3: Cross multiply
    381.38x = 597.38 × 597.38
  4. Step 4: Simplify right side
    381.38x = 356,856.89
  5. Step 5: Solve for x
    x = 356,856.89/381.38
  6. Step 6: Final answer
    x = 935.71

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These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.