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Finding the Third Proportional to 17,975.25 and 36,666

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Solution

The third proportional to 17,975.25 and 36,666 is: 74,791.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,975.25 : 36,666 = 36,666 : x
  2. Step 2: Convert to fraction form
    17,975.25/36,666 = 36,666/x
  3. Step 3: Cross multiply
    17,975.25x = 36,666 × 36,666
  4. Step 4: Simplify right side
    17,975.25x = 1,344,395,556
  5. Step 5: Solve for x
    x = 1,344,395,556/17,975.25
  6. Step 6: Final answer
    x = 74,791.48

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.