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Finding the Third Proportional to 228.09 and 244.69

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Solution

The third proportional to 228.09 and 244.69 is: 262.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    228.09 : 244.69 = 244.69 : x
  2. Step 2: Convert to fraction form
    228.09/244.69 = 244.69/x
  3. Step 3: Cross multiply
    228.09x = 244.69 × 244.69
  4. Step 4: Simplify right side
    228.09x = 59,871.97
  5. Step 5: Solve for x
    x = 59,871.97/228.09
  6. Step 6: Final answer
    x = 262.49

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Why These Related Problems?

These problems maintain the same ratio (1.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.