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Finding the Third Proportional to 8,608,966 and 12,867,437

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Solution

The third proportional to 8,608,966 and 12,867,437 is: 19,232,383.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,608,966 : 12,867,437 = 12,867,437 : x
  2. Step 2: Convert to fraction form
    8,608,966/12,867,437 = 12,867,437/x
  3. Step 3: Cross multiply
    8,608,966x = 12,867,437 × 12,867,437
  4. Step 4: Simplify right side
    8,608,966x = 165,570,934,948,969
  5. Step 5: Solve for x
    x = 165,570,934,948,969/8,608,966
  6. Step 6: Final answer
    x = 19,232,383.42

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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.