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Finding the Third Proportional to 20,731,764 and 45,109,806

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Solution

The third proportional to 20,731,764 and 45,109,806 is: 98,153,471.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,731,764 : 45,109,806 = 45,109,806 : x
  2. Step 2: Convert to fraction form
    20,731,764/45,109,806 = 45,109,806/x
  3. Step 3: Cross multiply
    20,731,764x = 45,109,806 × 45,109,806
  4. Step 4: Simplify right side
    20,731,764x = 2,034,894,597,357,636
  5. Step 5: Solve for x
    x = 2,034,894,597,357,636/20,731,764
  6. Step 6: Final answer
    x = 98,153,471.04

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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.