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Finding the Third Proportional to 1.34 and 1.76

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Solution

The third proportional to 1.34 and 1.76 is: 2.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1.34 : 1.76 = 1.76 : x
  2. Step 2: Convert to fraction form
    1.34/1.76 = 1.76/x
  3. Step 3: Cross multiply
    1.34x = 1.76 × 1.76
  4. Step 4: Simplify right side
    1.34x = 3.09
  5. Step 5: Solve for x
    x = 3.09/1.34
  6. Step 6: Final answer
    x = 2.31

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Why These Related Problems?

These problems maintain the same ratio (1.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.