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Finding the Third Proportional to 267,846.75 and 405,226.13

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Solution

The third proportional to 267,846.75 and 405,226.13 is: 613,067.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,846.75 : 405,226.13 = 405,226.13 : x
  2. Step 2: Convert to fraction form
    267,846.75/405,226.13 = 405,226.13/x
  3. Step 3: Cross multiply
    267,846.75x = 405,226.13 × 405,226.13
  4. Step 4: Simplify right side
    267,846.75x = 164,208,212,382.52
  5. Step 5: Solve for x
    x = 164,208,212,382.52/267,846.75
  6. Step 6: Final answer
    x = 613,067.78

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.