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Finding the Third Proportional to 117,517 and 179,029

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Solution

The third proportional to 117,517 and 179,029 is: 272,738.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,517 : 179,029 = 179,029 : x
  2. Step 2: Convert to fraction form
    117,517/179,029 = 179,029/x
  3. Step 3: Cross multiply
    117,517x = 179,029 × 179,029
  4. Step 4: Simplify right side
    117,517x = 32,051,382,841
  5. Step 5: Solve for x
    x = 32,051,382,841/117,517
  6. Step 6: Final answer
    x = 272,738.27

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.