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Finding the Fourth Proportional to 349.80, 483.12 and 332.52

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Solution

The fourth proportional to 349.80, 483.12 and 332.52 is: 459.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    349.80 : 483.12 = 332.52 : x
  2. Step 2: Convert to fraction form
    349.80/483.12 = 332.52/x
  3. Step 3: Cross multiply
    349.80x = 483.12 × 332.52
  4. Step 4: Simplify right side
    349.80x = 160,647.06
  5. Step 5: Solve for x
    x = 160,647.06/349.80
  6. Step 6: Final answer
    x = 459.25

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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.