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Finding the Third Proportional to 803,763 and 1,718,067

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Solution

The third proportional to 803,763 and 1,718,067 is: 3,672,418.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,763 : 1,718,067 = 1,718,067 : x
  2. Step 2: Convert to fraction form
    803,763/1,718,067 = 1,718,067/x
  3. Step 3: Cross multiply
    803,763x = 1,718,067 × 1,718,067
  4. Step 4: Simplify right side
    803,763x = 2,951,754,216,489
  5. Step 5: Solve for x
    x = 2,951,754,216,489/803,763
  6. Step 6: Final answer
    x = 3,672,418.63

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.