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Finding the Third Proportional to 8,313,544 and 17,864,768

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Solution

The third proportional to 8,313,544 and 17,864,768 is: 38,389,155.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,313,544 : 17,864,768 = 17,864,768 : x
  2. Step 2: Convert to fraction form
    8,313,544/17,864,768 = 17,864,768/x
  3. Step 3: Cross multiply
    8,313,544x = 17,864,768 × 17,864,768
  4. Step 4: Simplify right side
    8,313,544x = 319,149,935,693,824
  5. Step 5: Solve for x
    x = 319,149,935,693,824/8,313,544
  6. Step 6: Final answer
    x = 38,389,155.78

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.