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Finding the Fourth Proportional to 359.91, 496.67 and 262.08

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Solution

The fourth proportional to 359.91, 496.67 and 262.08 is: 361.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    359.91 : 496.67 = 262.08 : x
  2. Step 2: Convert to fraction form
    359.91/496.67 = 262.08/x
  3. Step 3: Cross multiply
    359.91x = 496.67 × 262.08
  4. Step 4: Simplify right side
    359.91x = 130,165.96
  5. Step 5: Solve for x
    x = 130,165.96/359.91
  6. Step 6: Final answer
    x = 361.66

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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.