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Finding the Third Proportional to 103.23 and 154.84

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Solution

The third proportional to 103.23 and 154.84 is: 232.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    103.23 : 154.84 = 154.84 : x
  2. Step 2: Convert to fraction form
    103.23/154.84 = 154.84/x
  3. Step 3: Cross multiply
    103.23x = 154.84 × 154.84
  4. Step 4: Simplify right side
    103.23x = 23,975.83
  5. Step 5: Solve for x
    x = 23,975.83/103.23
  6. Step 6: Final answer
    x = 232.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.