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Finding the Fourth Proportional to 359.52, 495.72 and 333.60

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Solution

The fourth proportional to 359.52, 495.72 and 333.60 is: 459.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    359.52 : 495.72 = 333.60 : x
  2. Step 2: Convert to fraction form
    359.52/495.72 = 333.60/x
  3. Step 3: Cross multiply
    359.52x = 495.72 × 333.60
  4. Step 4: Simplify right side
    359.52x = 165,372.19
  5. Step 5: Solve for x
    x = 165,372.19/359.52
  6. Step 6: Final answer
    x = 459.98

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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.