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Finding the Fourth Proportional to 244.49, 368.52 and 231.26

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Solution

The fourth proportional to 244.49, 368.52 and 231.26 is: 348.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.49 : 368.52 = 231.26 : x
  2. Step 2: Convert to fraction form
    244.49/368.52 = 231.26/x
  3. Step 3: Cross multiply
    244.49x = 368.52 × 231.26
  4. Step 4: Simplify right side
    244.49x = 85,221.23
  5. Step 5: Solve for x
    x = 85,221.23/244.49
  6. Step 6: Final answer
    x = 348.57

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.