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Finding the Third Proportional to 18.84 and 44.58

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Solution

The third proportional to 18.84 and 44.58 is: 105.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18.84 : 44.58 = 44.58 : x
  2. Step 2: Convert to fraction form
    18.84/44.58 = 44.58/x
  3. Step 3: Cross multiply
    18.84x = 44.58 × 44.58
  4. Step 4: Simplify right side
    18.84x = 1,987.21
  5. Step 5: Solve for x
    x = 1,987.21/18.84
  6. Step 6: Final answer
    x = 105.46

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Why These Related Problems?

These problems maintain the same ratio (2.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.