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Finding the Third Proportional to 8,608,932 and 12,867,390

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Solution

The third proportional to 8,608,932 and 12,867,390 is: 19,232,318.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,608,932 : 12,867,390 = 12,867,390 : x
  2. Step 2: Convert to fraction form
    8,608,932/12,867,390 = 12,867,390/x
  3. Step 3: Cross multiply
    8,608,932x = 12,867,390 × 12,867,390
  4. Step 4: Simplify right side
    8,608,932x = 165,569,725,412,100
  5. Step 5: Solve for x
    x = 165,569,725,412,100/8,608,932
  6. Step 6: Final answer
    x = 19,232,318.88

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