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Finding the Third Proportional to 38,238.75 and 82,833.75

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Solution

The third proportional to 38,238.75 and 82,833.75 is: 179,436.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,238.75 : 82,833.75 = 82,833.75 : x
  2. Step 2: Convert to fraction form
    38,238.75/82,833.75 = 82,833.75/x
  3. Step 3: Cross multiply
    38,238.75x = 82,833.75 × 82,833.75
  4. Step 4: Simplify right side
    38,238.75x = 6,861,430,139.06
  5. Step 5: Solve for x
    x = 6,861,430,139.06/38,238.75
  6. Step 6: Final answer
    x = 179,436.57

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.