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Finding the Fourth Proportional to 395.91, 593.60 and 233.51

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Solution

The fourth proportional to 395.91, 593.60 and 233.51 is: 350.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    395.91 : 593.60 = 233.51 : x
  2. Step 2: Convert to fraction form
    395.91/593.60 = 233.51/x
  3. Step 3: Cross multiply
    395.91x = 593.60 × 233.51
  4. Step 4: Simplify right side
    395.91x = 138,607.40
  5. Step 5: Solve for x
    x = 138,607.40/395.91
  6. Step 6: Final answer
    x = 350.10

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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.