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Finding the Third Proportional to 8,248,846 and 12,479,437

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Solution

The third proportional to 8,248,846 and 12,479,437 is: 18,879,773.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,248,846 : 12,479,437 = 12,479,437 : x
  2. Step 2: Convert to fraction form
    8,248,846/12,479,437 = 12,479,437/x
  3. Step 3: Cross multiply
    8,248,846x = 12,479,437 × 12,479,437
  4. Step 4: Simplify right side
    8,248,846x = 155,736,347,836,969
  5. Step 5: Solve for x
    x = 155,736,347,836,969/8,248,846
  6. Step 6: Final answer
    x = 18,879,773.95

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.