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Finding the Third Proportional to 1,821,826 and 2,722,697

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Solution

The third proportional to 1,821,826 and 2,722,697 is: 4,069,037.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,826 : 2,722,697 = 2,722,697 : x
  2. Step 2: Convert to fraction form
    1,821,826/2,722,697 = 2,722,697/x
  3. Step 3: Cross multiply
    1,821,826x = 2,722,697 × 2,722,697
  4. Step 4: Simplify right side
    1,821,826x = 7,413,078,953,809
  5. Step 5: Solve for x
    x = 7,413,078,953,809/1,821,826
  6. Step 6: Final answer
    x = 4,069,037.85

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.