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Finding the Third Proportional to 167,115 and 360,861

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Solution

The third proportional to 167,115 and 360,861 is: 779,227.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,115 : 360,861 = 360,861 : x
  2. Step 2: Convert to fraction form
    167,115/360,861 = 360,861/x
  3. Step 3: Cross multiply
    167,115x = 360,861 × 360,861
  4. Step 4: Simplify right side
    167,115x = 130,220,661,321
  5. Step 5: Solve for x
    x = 130,220,661,321/167,115
  6. Step 6: Final answer
    x = 779,227.85

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.