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Finding the Third Proportional to 132,009.75 and 179,361

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Solution

The third proportional to 132,009.75 and 179,361 is: 243,696.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,009.75 : 179,361 = 179,361 : x
  2. Step 2: Convert to fraction form
    132,009.75/179,361 = 179,361/x
  3. Step 3: Cross multiply
    132,009.75x = 179,361 × 179,361
  4. Step 4: Simplify right side
    132,009.75x = 32,170,368,321
  5. Step 5: Solve for x
    x = 32,170,368,321/132,009.75
  6. Step 6: Final answer
    x = 243,696.91

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.