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Finding the Third Proportional to 3,893,427 and 8,385,849

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Solution

The third proportional to 3,893,427 and 8,385,849 is: 18,061,842.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,893,427 : 8,385,849 = 8,385,849 : x
  2. Step 2: Convert to fraction form
    3,893,427/8,385,849 = 8,385,849/x
  3. Step 3: Cross multiply
    3,893,427x = 8,385,849 × 8,385,849
  4. Step 4: Simplify right side
    3,893,427x = 70,322,463,450,801
  5. Step 5: Solve for x
    x = 70,322,463,450,801/3,893,427
  6. Step 6: Final answer
    x = 18,061,842.04

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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.