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Finding the Third Proportional to 7,198,711.88 and 10,185,956.44

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Solution

The third proportional to 7,198,711.88 and 10,185,956.44 is: 14,412,815.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,198,711.88 : 10,185,956.44 = 10,185,956.44 : x
  2. Step 2: Convert to fraction form
    7,198,711.88/10,185,956.44 = 10,185,956.44/x
  3. Step 3: Cross multiply
    7,198,711.88x = 10,185,956.44 × 10,185,956.44
  4. Step 4: Simplify right side
    7,198,711.88x = 103,753,708,546,647.69
  5. Step 5: Solve for x
    x = 103,753,708,546,647.69/7,198,711.88
  6. Step 6: Final answer
    x = 14,412,815.84

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.