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Finding the Fourth Proportional to 532.20, 798.44 and 224.14

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Solution

The fourth proportional to 532.20, 798.44 and 224.14 is: 336.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.20 : 798.44 = 224.14 : x
  2. Step 2: Convert to fraction form
    532.20/798.44 = 224.14/x
  3. Step 3: Cross multiply
    532.20x = 798.44 × 224.14
  4. Step 4: Simplify right side
    532.20x = 178,962.34
  5. Step 5: Solve for x
    x = 178,962.34/532.20
  6. Step 6: Final answer
    x = 336.27

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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.