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Finding the Third Proportional to 173,158.13 and 259,040.25

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Solution

The third proportional to 173,158.13 and 259,040.25 is: 387,517.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,158.13 : 259,040.25 = 259,040.25 : x
  2. Step 2: Convert to fraction form
    173,158.13/259,040.25 = 259,040.25/x
  3. Step 3: Cross multiply
    173,158.13x = 259,040.25 × 259,040.25
  4. Step 4: Simplify right side
    173,158.13x = 67,101,851,120.06
  5. Step 5: Solve for x
    x = 67,101,851,120.06/173,158.13
  6. Step 6: Final answer
    x = 387,517.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.