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Finding the Third Proportional to 8,519,544.56 and 18,338,167.13

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Solution

The third proportional to 8,519,544.56 and 18,338,167.13 is: 39,472,576.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,519,544.56 : 18,338,167.13 = 18,338,167.13 : x
  2. Step 2: Convert to fraction form
    8,519,544.56/18,338,167.13 = 18,338,167.13/x
  3. Step 3: Cross multiply
    8,519,544.56x = 18,338,167.13 × 18,338,167.13
  4. Step 4: Simplify right side
    8,519,544.56x = 336,288,373,504,430.75
  5. Step 5: Solve for x
    x = 336,288,373,504,430.75/8,519,544.56
  6. Step 6: Final answer
    x = 39,472,576.38

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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.