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Finding the Third Proportional to 201.94 and 275.06

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Solution

The third proportional to 201.94 and 275.06 is: 374.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    201.94 : 275.06 = 275.06 : x
  2. Step 2: Convert to fraction form
    201.94/275.06 = 275.06/x
  3. Step 3: Cross multiply
    201.94x = 275.06 × 275.06
  4. Step 4: Simplify right side
    201.94x = 75,659.38
  5. Step 5: Solve for x
    x = 75,659.38/201.94
  6. Step 6: Final answer
    x = 374.67

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.