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Finding the Fourth Proportional to 359.08, 496.08 and 276.52

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Solution

The fourth proportional to 359.08, 496.08 and 276.52 is: 382.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    359.08 : 496.08 = 276.52 : x
  2. Step 2: Convert to fraction form
    359.08/496.08 = 276.52/x
  3. Step 3: Cross multiply
    359.08x = 496.08 × 276.52
  4. Step 4: Simplify right side
    359.08x = 137,176.04
  5. Step 5: Solve for x
    x = 137,176.04/359.08
  6. Step 6: Final answer
    x = 382.02

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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.