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Finding the Third Proportional to 17,556.75 and 26,836.31

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Solution

The third proportional to 17,556.75 and 26,836.31 is: 41,020.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,556.75 : 26,836.31 = 26,836.31 : x
  2. Step 2: Convert to fraction form
    17,556.75/26,836.31 = 26,836.31/x
  3. Step 3: Cross multiply
    17,556.75x = 26,836.31 × 26,836.31
  4. Step 4: Simplify right side
    17,556.75x = 720,187,668.60
  5. Step 5: Solve for x
    x = 720,187,668.60/17,556.75
  6. Step 6: Final answer
    x = 41,020.56

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.