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Finding the Third Proportional to 22,768 and 47,680

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Solution

The third proportional to 22,768 and 47,680 is: 99,849.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,768 : 47,680 = 47,680 : x
  2. Step 2: Convert to fraction form
    22,768/47,680 = 47,680/x
  3. Step 3: Cross multiply
    22,768x = 47,680 × 47,680
  4. Step 4: Simplify right side
    22,768x = 2,273,382,400
  5. Step 5: Solve for x
    x = 2,273,382,400/22,768
  6. Step 6: Final answer
    x = 99,849.89

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.