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Finding the Third Proportional to 1.73 and 2.96

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Solution

The third proportional to 1.73 and 2.96 is: 5.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1.73 : 2.96 = 2.96 : x
  2. Step 2: Convert to fraction form
    1.73/2.96 = 2.96/x
  3. Step 3: Cross multiply
    1.73x = 2.96 × 2.96
  4. Step 4: Simplify right side
    1.73x = 8.77
  5. Step 5: Solve for x
    x = 8.77/1.73
  6. Step 6: Final answer
    x = 5.05

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Why These Related Problems?

These problems maintain the same ratio (1.71) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.