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Finding the Third Proportional to 2.07 and 3.67

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Solution

The third proportional to 2.07 and 3.67 is: 6.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2.07 : 3.67 = 3.67 : x
  2. Step 2: Convert to fraction form
    2.07/3.67 = 3.67/x
  3. Step 3: Cross multiply
    2.07x = 3.67 × 3.67
  4. Step 4: Simplify right side
    2.07x = 13.47
  5. Step 5: Solve for x
    x = 13.47/2.07
  6. Step 6: Final answer
    x = 6.51

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Why These Related Problems?

These problems maintain the same ratio (1.77) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.