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Finding the Third Proportional to 3,786,438.94 and 8,150,245.88

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Solution

The third proportional to 3,786,438.94 and 8,150,245.88 is: 17,543,266.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,786,438.94 : 8,150,245.88 = 8,150,245.88 : x
  2. Step 2: Convert to fraction form
    3,786,438.94/8,150,245.88 = 8,150,245.88/x
  3. Step 3: Cross multiply
    3,786,438.94x = 8,150,245.88 × 8,150,245.88
  4. Step 4: Simplify right side
    3,786,438.94x = 66,426,507,822,954.52
  5. Step 5: Solve for x
    x = 66,426,507,822,954.52/3,786,438.94
  6. Step 6: Final answer
    x = 17,543,266.62

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.