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Finding the Third Proportional to 798,999 and 1,711,722

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Solution

The third proportional to 798,999 and 1,711,722 is: 3,667,078.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,999 : 1,711,722 = 1,711,722 : x
  2. Step 2: Convert to fraction form
    798,999/1,711,722 = 1,711,722/x
  3. Step 3: Cross multiply
    798,999x = 1,711,722 × 1,711,722
  4. Step 4: Simplify right side
    798,999x = 2,929,992,205,284
  5. Step 5: Solve for x
    x = 2,929,992,205,284/798,999
  6. Step 6: Final answer
    x = 3,667,078.69

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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.