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Finding the Third Proportional to 2,166,489 and 3,352,908

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Solution

The third proportional to 2,166,489 and 3,352,908 is: 5,189,037.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166,489 : 3,352,908 = 3,352,908 : x
  2. Step 2: Convert to fraction form
    2,166,489/3,352,908 = 3,352,908/x
  3. Step 3: Cross multiply
    2,166,489x = 3,352,908 × 3,352,908
  4. Step 4: Simplify right side
    2,166,489x = 11,241,992,056,464
  5. Step 5: Solve for x
    x = 11,241,992,056,464/2,166,489
  6. Step 6: Final answer
    x = 5,189,037.22

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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.