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Finding the Third Proportional to 4,373,109.75 and 9,515,355.56

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Solution

The third proportional to 4,373,109.75 and 9,515,355.56 is: 20,704,257.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,373,109.75 : 9,515,355.56 = 9,515,355.56 : x
  2. Step 2: Convert to fraction form
    4,373,109.75/9,515,355.56 = 9,515,355.56/x
  3. Step 3: Cross multiply
    4,373,109.75x = 9,515,355.56 × 9,515,355.56
  4. Step 4: Simplify right side
    4,373,109.75x = 90,541,991,480,799.69
  5. Step 5: Solve for x
    x = 90,541,991,480,799.69/4,373,109.75
  6. Step 6: Final answer
    x = 20,704,257.76

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.