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Finding the Third Proportional to 110,512.69 and 168,940.69

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Solution

The third proportional to 110,512.69 and 168,940.69 is: 258,259.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,512.69 : 168,940.69 = 168,940.69 : x
  2. Step 2: Convert to fraction form
    110,512.69/168,940.69 = 168,940.69/x
  3. Step 3: Cross multiply
    110,512.69x = 168,940.69 × 168,940.69
  4. Step 4: Simplify right side
    110,512.69x = 28,540,955,892.97
  5. Step 5: Solve for x
    x = 28,540,955,892.97/110,512.69
  6. Step 6: Final answer
    x = 258,259.54

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.