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Finding the Third Proportional to 63,517,324.50 and 137,786,913

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Solution

The third proportional to 63,517,324.50 and 137,786,913 is: 298,898,505.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,517,324.50 : 137,786,913 = 137,786,913 : x
  2. Step 2: Convert to fraction form
    63,517,324.50/137,786,913 = 137,786,913/x
  3. Step 3: Cross multiply
    63,517,324.50x = 137,786,913 × 137,786,913
  4. Step 4: Simplify right side
    63,517,324.50x = 18,985,233,394,069,568
  5. Step 5: Solve for x
    x = 18,985,233,394,069,568/63,517,324.50
  6. Step 6: Final answer
    x = 298,898,505.94

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.