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Finding the Fourth Proportional to 335.07, 461.97 and 224.55

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Solution

The fourth proportional to 335.07, 461.97 and 224.55 is: 309.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.07 : 461.97 = 224.55 : x
  2. Step 2: Convert to fraction form
    335.07/461.97 = 224.55/x
  3. Step 3: Cross multiply
    335.07x = 461.97 × 224.55
  4. Step 4: Simplify right side
    335.07x = 103,735.36
  5. Step 5: Solve for x
    x = 103,735.36/335.07
  6. Step 6: Final answer
    x = 309.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.