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Finding the Third Proportional to 3,580,876 and 6,979,016

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Solution

The third proportional to 3,580,876 and 6,979,016 is: 13,601,885.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580,876 : 6,979,016 = 6,979,016 : x
  2. Step 2: Convert to fraction form
    3,580,876/6,979,016 = 6,979,016/x
  3. Step 3: Cross multiply
    3,580,876x = 6,979,016 × 6,979,016
  4. Step 4: Simplify right side
    3,580,876x = 48,706,664,328,256
  5. Step 5: Solve for x
    x = 48,706,664,328,256/3,580,876
  6. Step 6: Final answer
    x = 13,601,885.22

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.