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Finding the Third Proportional to 132,308 and 199,654

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Solution

The third proportional to 132,308 and 199,654 is: 301,279.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,308 : 199,654 = 199,654 : x
  2. Step 2: Convert to fraction form
    132,308/199,654 = 199,654/x
  3. Step 3: Cross multiply
    132,308x = 199,654 × 199,654
  4. Step 4: Simplify right side
    132,308x = 39,861,719,716
  5. Step 5: Solve for x
    x = 39,861,719,716/132,308
  6. Step 6: Final answer
    x = 301,279.74

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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.