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Finding the Fourth Proportional to 582.28, 873.22 and 235.52

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Solution

The fourth proportional to 582.28, 873.22 and 235.52 is: 353.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    582.28 : 873.22 = 235.52 : x
  2. Step 2: Convert to fraction form
    582.28/873.22 = 235.52/x
  3. Step 3: Cross multiply
    582.28x = 873.22 × 235.52
  4. Step 4: Simplify right side
    582.28x = 205,660.77
  5. Step 5: Solve for x
    x = 205,660.77/582.28
  6. Step 6: Final answer
    x = 353.20

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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.