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Finding the Third Proportional to 20,016,290 and 43,702,906

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Solution

The third proportional to 20,016,290 and 43,702,906 is: 95,419,480.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,016,290 : 43,702,906 = 43,702,906 : x
  2. Step 2: Convert to fraction form
    20,016,290/43,702,906 = 43,702,906/x
  3. Step 3: Cross multiply
    20,016,290x = 43,702,906 × 43,702,906
  4. Step 4: Simplify right side
    20,016,290x = 1,909,943,992,844,836
  5. Step 5: Solve for x
    x = 1,909,943,992,844,836/20,016,290
  6. Step 6: Final answer
    x = 95,419,480.48

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.