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Finding the Third Proportional to 996,858 and 2,186,734

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Solution

The third proportional to 996,858 and 2,186,734 is: 4,796,877.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,858 : 2,186,734 = 2,186,734 : x
  2. Step 2: Convert to fraction form
    996,858/2,186,734 = 2,186,734/x
  3. Step 3: Cross multiply
    996,858x = 2,186,734 × 2,186,734
  4. Step 4: Simplify right side
    996,858x = 4,781,805,586,756
  5. Step 5: Solve for x
    x = 4,781,805,586,756/996,858
  6. Step 6: Final answer
    x = 4,796,877.38

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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.