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Finding the Third Proportional to 112,039 and 168,179

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Solution

The third proportional to 112,039 and 168,179 is: 252,449.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,039 : 168,179 = 168,179 : x
  2. Step 2: Convert to fraction form
    112,039/168,179 = 168,179/x
  3. Step 3: Cross multiply
    112,039x = 168,179 × 168,179
  4. Step 4: Simplify right side
    112,039x = 28,284,176,041
  5. Step 5: Solve for x
    x = 28,284,176,041/112,039
  6. Step 6: Final answer
    x = 252,449.38

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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.