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Finding the Third Proportional to 132,284 and 199,620

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Solution

The third proportional to 132,284 and 199,620 is: 301,231.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,284 : 199,620 = 199,620 : x
  2. Step 2: Convert to fraction form
    132,284/199,620 = 199,620/x
  3. Step 3: Cross multiply
    132,284x = 199,620 × 199,620
  4. Step 4: Simplify right side
    132,284x = 39,848,144,400
  5. Step 5: Solve for x
    x = 39,848,144,400/132,284
  6. Step 6: Final answer
    x = 301,231.78

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.