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Finding the Third Proportional to 167,620 and 364,760

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Solution

The third proportional to 167,620 and 364,760 is: 793,758.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,620 : 364,760 = 364,760 : x
  2. Step 2: Convert to fraction form
    167,620/364,760 = 364,760/x
  3. Step 3: Cross multiply
    167,620x = 364,760 × 364,760
  4. Step 4: Simplify right side
    167,620x = 133,049,857,600
  5. Step 5: Solve for x
    x = 133,049,857,600/167,620
  6. Step 6: Final answer
    x = 793,758.85

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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.