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Finding the Third Proportional to 3,169,890 and 6,180,948

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Solution

The third proportional to 3,169,890 and 6,180,948 is: 12,052,190.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169,890 : 6,180,948 = 6,180,948 : x
  2. Step 2: Convert to fraction form
    3,169,890/6,180,948 = 6,180,948/x
  3. Step 3: Cross multiply
    3,169,890x = 6,180,948 × 6,180,948
  4. Step 4: Simplify right side
    3,169,890x = 38,204,118,178,704
  5. Step 5: Solve for x
    x = 38,204,118,178,704/3,169,890
  6. Step 6: Final answer
    x = 12,052,190.51

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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.