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Finding the Third Proportional to 73,266 and 140,696

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Solution

The third proportional to 73,266 and 140,696 is: 270,184.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,266 : 140,696 = 140,696 : x
  2. Step 2: Convert to fraction form
    73,266/140,696 = 140,696/x
  3. Step 3: Cross multiply
    73,266x = 140,696 × 140,696
  4. Step 4: Simplify right side
    73,266x = 19,795,364,416
  5. Step 5: Solve for x
    x = 19,795,364,416/73,266
  6. Step 6: Final answer
    x = 270,184.87

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Why These Related Problems?

These problems maintain the same ratio (1.92) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.