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Finding the Third Proportional to 996,874 and 2,193,039

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Solution

The third proportional to 996,874 and 2,193,039 is: 4,824,501.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,874 : 2,193,039 = 2,193,039 : x
  2. Step 2: Convert to fraction form
    996,874/2,193,039 = 2,193,039/x
  3. Step 3: Cross multiply
    996,874x = 2,193,039 × 2,193,039
  4. Step 4: Simplify right side
    996,874x = 4,809,420,055,521
  5. Step 5: Solve for x
    x = 4,809,420,055,521/996,874
  6. Step 6: Final answer
    x = 4,824,501.45

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.