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Finding the Fourth Proportional to 359.93, 496.85 and 242.01

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Solution

The fourth proportional to 359.93, 496.85 and 242.01 is: 334.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    359.93 : 496.85 = 242.01 : x
  2. Step 2: Convert to fraction form
    359.93/496.85 = 242.01/x
  3. Step 3: Cross multiply
    359.93x = 496.85 × 242.01
  4. Step 4: Simplify right side
    359.93x = 120,241.46
  5. Step 5: Solve for x
    x = 120,241.46/359.93
  6. Step 6: Final answer
    x = 334.07

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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.