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Finding the Third Proportional to 28.06 and 41.19

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Solution

The third proportional to 28.06 and 41.19 is: 60.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28.06 : 41.19 = 41.19 : x
  2. Step 2: Convert to fraction form
    28.06/41.19 = 41.19/x
  3. Step 3: Cross multiply
    28.06x = 41.19 × 41.19
  4. Step 4: Simplify right side
    28.06x = 1,696.41
  5. Step 5: Solve for x
    x = 1,696.41/28.06
  6. Step 6: Final answer
    x = 60.45

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.