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Finding the Third Proportional to 80,806.50 and 176,301

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Solution

The third proportional to 80,806.50 and 176,301 is: 384,647.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,806.50 : 176,301 = 176,301 : x
  2. Step 2: Convert to fraction form
    80,806.50/176,301 = 176,301/x
  3. Step 3: Cross multiply
    80,806.50x = 176,301 × 176,301
  4. Step 4: Simplify right side
    80,806.50x = 31,082,042,601
  5. Step 5: Solve for x
    x = 31,082,042,601/80,806.50
  6. Step 6: Final answer
    x = 384,647.80

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.