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Finding the Fourth Proportional to 359.73, 496.52 and 212.41

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Solution

The fourth proportional to 359.73, 496.52 and 212.41 is: 293.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    359.73 : 496.52 = 212.41 : x
  2. Step 2: Convert to fraction form
    359.73/496.52 = 212.41/x
  3. Step 3: Cross multiply
    359.73x = 496.52 × 212.41
  4. Step 4: Simplify right side
    359.73x = 105,465.81
  5. Step 5: Solve for x
    x = 105,465.81/359.73
  6. Step 6: Final answer
    x = 293.18

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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.