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Finding the Third Proportional to 996,894 and 2,186,790

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Solution

The third proportional to 996,894 and 2,186,790 is: 4,796,949.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,894 : 2,186,790 = 2,186,790 : x
  2. Step 2: Convert to fraction form
    996,894/2,186,790 = 2,186,790/x
  3. Step 3: Cross multiply
    996,894x = 2,186,790 × 2,186,790
  4. Step 4: Simplify right side
    996,894x = 4,782,050,504,100
  5. Step 5: Solve for x
    x = 4,782,050,504,100/996,894
  6. Step 6: Final answer
    x = 4,796,949.83

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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.