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Finding the Third Proportional to 8,504,435 and 13,132,680

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Solution

The third proportional to 8,504,435 and 13,132,680 is: 20,279,687.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,504,435 : 13,132,680 = 13,132,680 : x
  2. Step 2: Convert to fraction form
    8,504,435/13,132,680 = 13,132,680/x
  3. Step 3: Cross multiply
    8,504,435x = 13,132,680 × 13,132,680
  4. Step 4: Simplify right side
    8,504,435x = 172,467,283,982,400
  5. Step 5: Solve for x
    x = 172,467,283,982,400/8,504,435
  6. Step 6: Final answer
    x = 20,279,687.48

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.