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Finding the Fourth Proportional to 444.27, 613.13 and 247.80

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Solution

The fourth proportional to 444.27, 613.13 and 247.80 is: 341.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.27 : 613.13 = 247.80 : x
  2. Step 2: Convert to fraction form
    444.27/613.13 = 247.80/x
  3. Step 3: Cross multiply
    444.27x = 613.13 × 247.80
  4. Step 4: Simplify right side
    444.27x = 151,933.61
  5. Step 5: Solve for x
    x = 151,933.61/444.27
  6. Step 6: Final answer
    x = 341.98

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.