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Finding the Third Proportional to 1.37 and 1.93

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Solution

The third proportional to 1.37 and 1.93 is: 2.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1.37 : 1.93 = 1.93 : x
  2. Step 2: Convert to fraction form
    1.37/1.93 = 1.93/x
  3. Step 3: Cross multiply
    1.37x = 1.93 × 1.93
  4. Step 4: Simplify right side
    1.37x = 3.74
  5. Step 5: Solve for x
    x = 3.74/1.37
  6. Step 6: Final answer
    x = 2.73

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.