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Finding the Fourth Proportional to 484.23, 726.57 and 224.37

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Solution

The fourth proportional to 484.23, 726.57 and 224.37 is: 336.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    484.23 : 726.57 = 224.37 : x
  2. Step 2: Convert to fraction form
    484.23/726.57 = 224.37/x
  3. Step 3: Cross multiply
    484.23x = 726.57 × 224.37
  4. Step 4: Simplify right side
    484.23x = 163,020.51
  5. Step 5: Solve for x
    x = 163,020.51/484.23
  6. Step 6: Final answer
    x = 336.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.