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Finding the Third Proportional to 28,195 and 66,794

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Solution

The third proportional to 28,195 and 66,794 is: 158,235.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,195 : 66,794 = 66,794 : x
  2. Step 2: Convert to fraction form
    28,195/66,794 = 66,794/x
  3. Step 3: Cross multiply
    28,195x = 66,794 × 66,794
  4. Step 4: Simplify right side
    28,195x = 4,461,438,436
  5. Step 5: Solve for x
    x = 4,461,438,436/28,195
  6. Step 6: Final answer
    x = 158,235.09

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Why These Related Problems?

These problems maintain the same ratio (2.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.