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Finding the Third Proportional to 6,382 and 9,359

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Solution

The third proportional to 6,382 and 9,359 is: 13,724.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,382 : 9,359 = 9,359 : x
  2. Step 2: Convert to fraction form
    6,382/9,359 = 9,359/x
  3. Step 3: Cross multiply
    6,382x = 9,359 × 9,359
  4. Step 4: Simplify right side
    6,382x = 87,590,881
  5. Step 5: Solve for x
    x = 87,590,881/6,382
  6. Step 6: Final answer
    x = 13,724.68

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.