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Finding the Fourth Proportional to 359.52, 496.10 and 202.14

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Solution

The fourth proportional to 359.52, 496.10 and 202.14 is: 278.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    359.52 : 496.10 = 202.14 : x
  2. Step 2: Convert to fraction form
    359.52/496.10 = 202.14/x
  3. Step 3: Cross multiply
    359.52x = 496.10 × 202.14
  4. Step 4: Simplify right side
    359.52x = 100,280.64
  5. Step 5: Solve for x
    x = 100,280.64/359.52
  6. Step 6: Final answer
    x = 278.93

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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.