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Finding the Third Proportional to 8,979,822 and 15,965,046

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Solution

The third proportional to 8,979,822 and 15,965,046 is: 28,383,936.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,979,822 : 15,965,046 = 15,965,046 : x
  2. Step 2: Convert to fraction form
    8,979,822/15,965,046 = 15,965,046/x
  3. Step 3: Cross multiply
    8,979,822x = 15,965,046 × 15,965,046
  4. Step 4: Simplify right side
    8,979,822x = 254,882,693,782,116
  5. Step 5: Solve for x
    x = 254,882,693,782,116/8,979,822
  6. Step 6: Final answer
    x = 28,383,936.09

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Why These Related Problems?

These problems maintain the same ratio (1.78) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.