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Finding the Third Proportional to 7,889,764.50 and 10,691,574.75

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Solution

The third proportional to 7,889,764.50 and 10,691,574.75 is: 14,488,362.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,889,764.50 : 10,691,574.75 = 10,691,574.75 : x
  2. Step 2: Convert to fraction form
    7,889,764.50/10,691,574.75 = 10,691,574.75/x
  3. Step 3: Cross multiply
    7,889,764.50x = 10,691,574.75 × 10,691,574.75
  4. Step 4: Simplify right side
    7,889,764.50x = 114,309,770,634,837.56
  5. Step 5: Solve for x
    x = 114,309,770,634,837.56/7,889,764.50
  6. Step 6: Final answer
    x = 14,488,362.82

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.