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Finding the Third Proportional to 20,173,926 and 43,777,068

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Solution

The third proportional to 20,173,926 and 43,777,068 is: 94,995,474.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,173,926 : 43,777,068 = 43,777,068 : x
  2. Step 2: Convert to fraction form
    20,173,926/43,777,068 = 43,777,068/x
  3. Step 3: Cross multiply
    20,173,926x = 43,777,068 × 43,777,068
  4. Step 4: Simplify right side
    20,173,926x = 1,916,431,682,676,624
  5. Step 5: Solve for x
    x = 1,916,431,682,676,624/20,173,926
  6. Step 6: Final answer
    x = 94,995,474.98

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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.