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Finding the Third Proportional to 6,836.50 and 17,809

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Solution

The third proportional to 6,836.50 and 17,809 is: 46,392.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,836.50 : 17,809 = 17,809 : x
  2. Step 2: Convert to fraction form
    6,836.50/17,809 = 17,809/x
  3. Step 3: Cross multiply
    6,836.50x = 17,809 × 17,809
  4. Step 4: Simplify right side
    6,836.50x = 317,160,481
  5. Step 5: Solve for x
    x = 317,160,481/6,836.50
  6. Step 6: Final answer
    x = 46,392.23

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Why These Related Problems?

These problems maintain the same ratio (2.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.