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Finding the Third Proportional to 3,899,016 and 8,694,519.75

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Solution

The third proportional to 3,899,016 and 8,694,519.75 is: 19,388,141.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,899,016 : 8,694,519.75 = 8,694,519.75 : x
  2. Step 2: Convert to fraction form
    3,899,016/8,694,519.75 = 8,694,519.75/x
  3. Step 3: Cross multiply
    3,899,016x = 8,694,519.75 × 8,694,519.75
  4. Step 4: Simplify right side
    3,899,016x = 75,594,673,683,140.06
  5. Step 5: Solve for x
    x = 75,594,673,683,140.06/3,899,016
  6. Step 6: Final answer
    x = 19,388,141.44

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.