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Finding the Third Proportional to 1,439,540 and 3,150,268

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Solution

The third proportional to 1,439,540 and 3,150,268 is: 6,893,999.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,540 : 3,150,268 = 3,150,268 : x
  2. Step 2: Convert to fraction form
    1,439,540/3,150,268 = 3,150,268/x
  3. Step 3: Cross multiply
    1,439,540x = 3,150,268 × 3,150,268
  4. Step 4: Simplify right side
    1,439,540x = 9,924,188,471,824
  5. Step 5: Solve for x
    x = 9,924,188,471,824/1,439,540
  6. Step 6: Final answer
    x = 6,893,999.80

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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.