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Finding the Third Proportional to 20,992,608 and 34,279,038

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Solution

The third proportional to 20,992,608 and 34,279,038 is: 55,974,581.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,992,608 : 34,279,038 = 34,279,038 : x
  2. Step 2: Convert to fraction form
    20,992,608/34,279,038 = 34,279,038/x
  3. Step 3: Cross multiply
    20,992,608x = 34,279,038 × 34,279,038
  4. Step 4: Simplify right side
    20,992,608x = 1,175,052,446,205,444
  5. Step 5: Solve for x
    x = 1,175,052,446,205,444/20,992,608
  6. Step 6: Final answer
    x = 55,974,581.44

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.