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Finding the Third Proportional to 917,593 and 2,016,711

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Solution

The third proportional to 917,593 and 2,016,711 is: 4,432,382.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,593 : 2,016,711 = 2,016,711 : x
  2. Step 2: Convert to fraction form
    917,593/2,016,711 = 2,016,711/x
  3. Step 3: Cross multiply
    917,593x = 2,016,711 × 2,016,711
  4. Step 4: Simplify right side
    917,593x = 4,067,123,257,521
  5. Step 5: Solve for x
    x = 4,067,123,257,521/917,593
  6. Step 6: Final answer
    x = 4,432,382.61

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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.