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Finding the Third Proportional to 4,488,901.31 and 6,964,926.75

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Solution

The third proportional to 4,488,901.31 and 6,964,926.75 is: 10,806,698.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,488,901.31 : 6,964,926.75 = 6,964,926.75 : x
  2. Step 2: Convert to fraction form
    4,488,901.31/6,964,926.75 = 6,964,926.75/x
  3. Step 3: Cross multiply
    4,488,901.31x = 6,964,926.75 × 6,964,926.75
  4. Step 4: Simplify right side
    4,488,901.31x = 48,510,204,632,865.56
  5. Step 5: Solve for x
    x = 48,510,204,632,865.56/4,488,901.31
  6. Step 6: Final answer
    x = 10,806,698.85

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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.