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Finding the Third Proportional to 136,802 and 204,656

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Solution

The third proportional to 136,802 and 204,656 is: 306,165.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,802 : 204,656 = 204,656 : x
  2. Step 2: Convert to fraction form
    136,802/204,656 = 204,656/x
  3. Step 3: Cross multiply
    136,802x = 204,656 × 204,656
  4. Step 4: Simplify right side
    136,802x = 41,884,078,336
  5. Step 5: Solve for x
    x = 41,884,078,336/136,802
  6. Step 6: Final answer
    x = 306,165.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.