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Finding the Third Proportional to 205.13 and 236.06

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Solution

The third proportional to 205.13 and 236.06 is: 271.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    205.13 : 236.06 = 236.06 : x
  2. Step 2: Convert to fraction form
    205.13/236.06 = 236.06/x
  3. Step 3: Cross multiply
    205.13x = 236.06 × 236.06
  4. Step 4: Simplify right side
    205.13x = 55,725.50
  5. Step 5: Solve for x
    x = 55,725.50/205.13
  6. Step 6: Final answer
    x = 271.67

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Why These Related Problems?

These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.