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Finding the Fourth Proportional to 410.22, 566.08 and 233.21

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Solution

The fourth proportional to 410.22, 566.08 and 233.21 is: 321.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    410.22 : 566.08 = 233.21 : x
  2. Step 2: Convert to fraction form
    410.22/566.08 = 233.21/x
  3. Step 3: Cross multiply
    410.22x = 566.08 × 233.21
  4. Step 4: Simplify right side
    410.22x = 132,016.35
  5. Step 5: Solve for x
    x = 132,016.35/410.22
  6. Step 6: Final answer
    x = 321.82

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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.