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Finding the Fourth Proportional to 532.65, 798.39 and 224.42

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Solution

The fourth proportional to 532.65, 798.39 and 224.42 is: 336.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.65 : 798.39 = 224.42 : x
  2. Step 2: Convert to fraction form
    532.65/798.39 = 224.42/x
  3. Step 3: Cross multiply
    532.65x = 798.39 × 224.42
  4. Step 4: Simplify right side
    532.65x = 179,170.69
  5. Step 5: Solve for x
    x = 179,170.69/532.65
  6. Step 6: Final answer
    x = 336.38

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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.