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Finding the Fourth Proportional to 258.03, 384.44 and 244.26

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Solution

The fourth proportional to 258.03, 384.44 and 244.26 is: 363.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    258.03 : 384.44 = 244.26 : x
  2. Step 2: Convert to fraction form
    258.03/384.44 = 244.26/x
  3. Step 3: Cross multiply
    258.03x = 384.44 × 244.26
  4. Step 4: Simplify right side
    258.03x = 93,902.09
  5. Step 5: Solve for x
    x = 93,902.09/258.03
  6. Step 6: Final answer
    x = 363.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.