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Finding the Third Proportional to 10,680,775 and 16,548,911

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Solution

The third proportional to 10,680,775 and 16,548,911 is: 25,641,065.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,680,775 : 16,548,911 = 16,548,911 : x
  2. Step 2: Convert to fraction form
    10,680,775/16,548,911 = 16,548,911/x
  3. Step 3: Cross multiply
    10,680,775x = 16,548,911 × 16,548,911
  4. Step 4: Simplify right side
    10,680,775x = 273,866,455,285,921
  5. Step 5: Solve for x
    x = 273,866,455,285,921/10,680,775
  6. Step 6: Final answer
    x = 25,641,065.87

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.