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Finding the Third Proportional to 28,684 and 38,544

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Solution

The third proportional to 28,684 and 38,544 is: 51,793.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,684 : 38,544 = 38,544 : x
  2. Step 2: Convert to fraction form
    28,684/38,544 = 38,544/x
  3. Step 3: Cross multiply
    28,684x = 38,544 × 38,544
  4. Step 4: Simplify right side
    28,684x = 1,485,639,936
  5. Step 5: Solve for x
    x = 1,485,639,936/28,684
  6. Step 6: Final answer
    x = 51,793.33

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.