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Finding the Third Proportional to 9,168 and 18,600

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Solution

The third proportional to 9,168 and 18,600 is: 37,735.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,168 : 18,600 = 18,600 : x
  2. Step 2: Convert to fraction form
    9,168/18,600 = 18,600/x
  3. Step 3: Cross multiply
    9,168x = 18,600 × 18,600
  4. Step 4: Simplify right side
    9,168x = 345,960,000
  5. Step 5: Solve for x
    x = 345,960,000/9,168
  6. Step 6: Final answer
    x = 37,735.60

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.