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Finding the Third Proportional to 19,438,206 and 41,993,436

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Solution

The third proportional to 19,438,206 and 41,993,436 is: 90,720,752.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,438,206 : 41,993,436 = 41,993,436 : x
  2. Step 2: Convert to fraction form
    19,438,206/41,993,436 = 41,993,436/x
  3. Step 3: Cross multiply
    19,438,206x = 41,993,436 × 41,993,436
  4. Step 4: Simplify right side
    19,438,206x = 1,763,448,667,086,096
  5. Step 5: Solve for x
    x = 1,763,448,667,086,096/19,438,206
  6. Step 6: Final answer
    x = 90,720,752.06

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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.