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Finding the Third Proportional to 171,987.75 and 367,517.25

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Solution

The third proportional to 171,987.75 and 367,517.25 is: 785,340.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,987.75 : 367,517.25 = 367,517.25 : x
  2. Step 2: Convert to fraction form
    171,987.75/367,517.25 = 367,517.25/x
  3. Step 3: Cross multiply
    171,987.75x = 367,517.25 × 367,517.25
  4. Step 4: Simplify right side
    171,987.75x = 135,068,929,047.56
  5. Step 5: Solve for x
    x = 135,068,929,047.56/171,987.75
  6. Step 6: Final answer
    x = 785,340.40

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.