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Finding the Third Proportional to 28,104 and 36,180

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Solution

The third proportional to 28,104 and 36,180 is: 46,576.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,104 : 36,180 = 36,180 : x
  2. Step 2: Convert to fraction form
    28,104/36,180 = 36,180/x
  3. Step 3: Cross multiply
    28,104x = 36,180 × 36,180
  4. Step 4: Simplify right side
    28,104x = 1,308,992,400
  5. Step 5: Solve for x
    x = 1,308,992,400/28,104
  6. Step 6: Final answer
    x = 46,576.73

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Why These Related Problems?

These problems maintain the same ratio (1.29) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.