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Finding the Third Proportional to 43.19 and 67.00

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Solution

The third proportional to 43.19 and 67.00 is: 103.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43.19 : 67.00 = 67.00 : x
  2. Step 2: Convert to fraction form
    43.19/67.00 = 67.00/x
  3. Step 3: Cross multiply
    43.19x = 67.00 × 67.00
  4. Step 4: Simplify right side
    43.19x = 4,488.87
  5. Step 5: Solve for x
    x = 4,488.87/43.19
  6. Step 6: Final answer
    x = 103.93

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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.