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Finding the Third Proportional to 3,200,876 and 4,954,678

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Solution

The third proportional to 3,200,876 and 4,954,678 is: 7,669,411.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200,876 : 4,954,678 = 4,954,678 : x
  2. Step 2: Convert to fraction form
    3,200,876/4,954,678 = 4,954,678/x
  3. Step 3: Cross multiply
    3,200,876x = 4,954,678 × 4,954,678
  4. Step 4: Simplify right side
    3,200,876x = 24,548,834,083,684
  5. Step 5: Solve for x
    x = 24,548,834,083,684/3,200,876
  6. Step 6: Final answer
    x = 7,669,411.15

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.