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Finding the Third Proportional to 667,800 and 1,034,682

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Solution

The third proportional to 667,800 and 1,034,682 is: 1,603,124.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,800 : 1,034,682 = 1,034,682 : x
  2. Step 2: Convert to fraction form
    667,800/1,034,682 = 1,034,682/x
  3. Step 3: Cross multiply
    667,800x = 1,034,682 × 1,034,682
  4. Step 4: Simplify right side
    667,800x = 1,070,566,841,124
  5. Step 5: Solve for x
    x = 1,070,566,841,124/667,800
  6. Step 6: Final answer
    x = 1,603,124.95

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.