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Finding the Third Proportional to 17,324.50 and 37,421

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Solution

The third proportional to 17,324.50 and 37,421 is: 80,829.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,324.50 : 37,421 = 37,421 : x
  2. Step 2: Convert to fraction form
    17,324.50/37,421 = 37,421/x
  3. Step 3: Cross multiply
    17,324.50x = 37,421 × 37,421
  4. Step 4: Simplify right side
    17,324.50x = 1,400,331,241
  5. Step 5: Solve for x
    x = 1,400,331,241/17,324.50
  6. Step 6: Final answer
    x = 80,829.53

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.