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Finding the Third Proportional to 17,215.50 and 36,496.13

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Solution

The third proportional to 17,215.50 and 36,496.13 is: 77,370.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,215.50 : 36,496.13 = 36,496.13 : x
  2. Step 2: Convert to fraction form
    17,215.50/36,496.13 = 36,496.13/x
  3. Step 3: Cross multiply
    17,215.50x = 36,496.13 × 36,496.13
  4. Step 4: Simplify right side
    17,215.50x = 1,331,967,140.02
  5. Step 5: Solve for x
    x = 1,331,967,140.02/17,215.50
  6. Step 6: Final answer
    x = 77,370.23

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.