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Finding the Third Proportional to 3,961,641 and 8,682,717

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Solution

The third proportional to 3,961,641 and 8,682,717 is: 19,029,885.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961,641 : 8,682,717 = 8,682,717 : x
  2. Step 2: Convert to fraction form
    3,961,641/8,682,717 = 8,682,717/x
  3. Step 3: Cross multiply
    3,961,641x = 8,682,717 × 8,682,717
  4. Step 4: Simplify right side
    3,961,641x = 75,389,574,502,089
  5. Step 5: Solve for x
    x = 75,389,574,502,089/3,961,641
  6. Step 6: Final answer
    x = 19,029,885.47

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.