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Finding the Third Proportional to 134.06 and 212.44

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Solution

The third proportional to 134.06 and 212.44 is: 336.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.06 : 212.44 = 212.44 : x
  2. Step 2: Convert to fraction form
    134.06/212.44 = 212.44/x
  3. Step 3: Cross multiply
    134.06x = 212.44 × 212.44
  4. Step 4: Simplify right side
    134.06x = 45,129.69
  5. Step 5: Solve for x
    x = 45,129.69/134.06
  6. Step 6: Final answer
    x = 336.63

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.