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Finding the Fourth Proportional to 395.48, 589.26 and 352.37

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Solution

The fourth proportional to 395.48, 589.26 and 352.37 is: 525.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    395.48 : 589.26 = 352.37 : x
  2. Step 2: Convert to fraction form
    395.48/589.26 = 352.37/x
  3. Step 3: Cross multiply
    395.48x = 589.26 × 352.37
  4. Step 4: Simplify right side
    395.48x = 207,634.60
  5. Step 5: Solve for x
    x = 207,634.60/395.48
  6. Step 6: Final answer
    x = 525.03

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.