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Finding the Third Proportional to 12,541,905 and 18,328,923

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Solution

The third proportional to 12,541,905 and 18,328,923 is: 26,786,155.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,541,905 : 18,328,923 = 18,328,923 : x
  2. Step 2: Convert to fraction form
    12,541,905/18,328,923 = 18,328,923/x
  3. Step 3: Cross multiply
    12,541,905x = 18,328,923 × 18,328,923
  4. Step 4: Simplify right side
    12,541,905x = 335,949,418,339,929
  5. Step 5: Solve for x
    x = 335,949,418,339,929/12,541,905
  6. Step 6: Final answer
    x = 26,786,155.56

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.