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Finding the Third Proportional to 8,608,936 and 12,867,396

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Solution

The third proportional to 8,608,936 and 12,867,396 is: 19,232,327.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,608,936 : 12,867,396 = 12,867,396 : x
  2. Step 2: Convert to fraction form
    8,608,936/12,867,396 = 12,867,396/x
  3. Step 3: Cross multiply
    8,608,936x = 12,867,396 × 12,867,396
  4. Step 4: Simplify right side
    8,608,936x = 165,569,879,820,816
  5. Step 5: Solve for x
    x = 165,569,879,820,816/8,608,936
  6. Step 6: Final answer
    x = 19,232,327.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.