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Finding the Third Proportional to 186.19 and 204.19

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Solution

The third proportional to 186.19 and 204.19 is: 223.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    186.19 : 204.19 = 204.19 : x
  2. Step 2: Convert to fraction form
    186.19/204.19 = 204.19/x
  3. Step 3: Cross multiply
    186.19x = 204.19 × 204.19
  4. Step 4: Simplify right side
    186.19x = 41,692.54
  5. Step 5: Solve for x
    x = 41,692.54/186.19
  6. Step 6: Final answer
    x = 223.93

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Why These Related Problems?

These problems maintain the same ratio (1.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.