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Finding the Fourth Proportional to 347.82, 480.88 and 332.52

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Solution

The fourth proportional to 347.82, 480.88 and 332.52 is: 459.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    347.82 : 480.88 = 332.52 : x
  2. Step 2: Convert to fraction form
    347.82/480.88 = 332.52/x
  3. Step 3: Cross multiply
    347.82x = 480.88 × 332.52
  4. Step 4: Simplify right side
    347.82x = 159,902.22
  5. Step 5: Solve for x
    x = 159,902.22/347.82
  6. Step 6: Final answer
    x = 459.73

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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.