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Finding the Third Proportional to 11,964,768 and 18,561,744

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Solution

The third proportional to 11,964,768 and 18,561,744 is: 28,796,073.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,964,768 : 18,561,744 = 18,561,744 : x
  2. Step 2: Convert to fraction form
    11,964,768/18,561,744 = 18,561,744/x
  3. Step 3: Cross multiply
    11,964,768x = 18,561,744 × 18,561,744
  4. Step 4: Simplify right side
    11,964,768x = 344,538,340,321,536
  5. Step 5: Solve for x
    x = 344,538,340,321,536/11,964,768
  6. Step 6: Final answer
    x = 28,796,073.63

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.