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Finding the Third Proportional to 187,542.75 and 267,994.50

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Solution

The third proportional to 187,542.75 and 267,994.50 is: 382,958.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,542.75 : 267,994.50 = 267,994.50 : x
  2. Step 2: Convert to fraction form
    187,542.75/267,994.50 = 267,994.50/x
  3. Step 3: Cross multiply
    187,542.75x = 267,994.50 × 267,994.50
  4. Step 4: Simplify right side
    187,542.75x = 71,821,052,030.25
  5. Step 5: Solve for x
    x = 71,821,052,030.25/187,542.75
  6. Step 6: Final answer
    x = 382,958.30

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.