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Finding the Third Proportional to 113,867 and 162,205.75

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Solution

The third proportional to 113,867 and 162,205.75 is: 231,065.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,867 : 162,205.75 = 162,205.75 : x
  2. Step 2: Convert to fraction form
    113,867/162,205.75 = 162,205.75/x
  3. Step 3: Cross multiply
    113,867x = 162,205.75 × 162,205.75
  4. Step 4: Simplify right side
    113,867x = 26,310,705,333.06
  5. Step 5: Solve for x
    x = 26,310,705,333.06/113,867
  6. Step 6: Final answer
    x = 231,065.24

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.