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Finding the Third Proportional to 113,481.84 and 170,712.56

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Solution

The third proportional to 113,481.84 and 170,712.56 is: 256,805.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,481.84 : 170,712.56 = 170,712.56 : x
  2. Step 2: Convert to fraction form
    113,481.84/170,712.56 = 170,712.56/x
  3. Step 3: Cross multiply
    113,481.84x = 170,712.56 × 170,712.56
  4. Step 4: Simplify right side
    113,481.84x = 29,142,778,995.32
  5. Step 5: Solve for x
    x = 29,142,778,995.32/113,481.84
  6. Step 6: Final answer
    x = 256,805.65

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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.