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Finding the Third Proportional to 996,876 and 2,186,757

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Solution

The third proportional to 996,876 and 2,186,757 is: 4,796,891.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,876 : 2,186,757 = 2,186,757 : x
  2. Step 2: Convert to fraction form
    996,876/2,186,757 = 2,186,757/x
  3. Step 3: Cross multiply
    996,876x = 2,186,757 × 2,186,757
  4. Step 4: Simplify right side
    996,876x = 4,781,906,177,049
  5. Step 5: Solve for x
    x = 4,781,906,177,049/996,876
  6. Step 6: Final answer
    x = 4,796,891.67

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.