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Finding the Third Proportional to 17,959,045.99 and 39,394,704.38

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Solution

The third proportional to 17,959,045.99 and 39,394,704.38 is: 86,415,655.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,959,045.99 : 39,394,704.38 = 39,394,704.38 : x
  2. Step 2: Convert to fraction form
    17,959,045.99/39,394,704.38 = 39,394,704.38/x
  3. Step 3: Cross multiply
    17,959,045.99x = 39,394,704.38 × 39,394,704.38
  4. Step 4: Simplify right side
    17,959,045.99x = 1,551,942,732,793,644.25
  5. Step 5: Solve for x
    x = 1,551,942,732,793,644.25/17,959,045.99
  6. Step 6: Final answer
    x = 86,415,655.57

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.