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Finding the Third Proportional to 4,255,638 and 9,234,660

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Solution

The third proportional to 4,255,638 and 9,234,660 is: 20,039,050.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255,638 : 9,234,660 = 9,234,660 : x
  2. Step 2: Convert to fraction form
    4,255,638/9,234,660 = 9,234,660/x
  3. Step 3: Cross multiply
    4,255,638x = 9,234,660 × 9,234,660
  4. Step 4: Simplify right side
    4,255,638x = 85,278,945,315,600
  5. Step 5: Solve for x
    x = 85,278,945,315,600/4,255,638
  6. Step 6: Final answer
    x = 20,039,050.62

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.