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Finding the Third Proportional to 20,208 and 37,500

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Solution

The third proportional to 20,208 and 37,500 is: 69,588.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,208 : 37,500 = 37,500 : x
  2. Step 2: Convert to fraction form
    20,208/37,500 = 37,500/x
  3. Step 3: Cross multiply
    20,208x = 37,500 × 37,500
  4. Step 4: Simplify right side
    20,208x = 1,406,250,000
  5. Step 5: Solve for x
    x = 1,406,250,000/20,208
  6. Step 6: Final answer
    x = 69,588.78

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Why These Related Problems?

These problems maintain the same ratio (1.86) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.