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Finding the Fourth Proportional to 337.26, 505.80 and 144.84

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Solution

The fourth proportional to 337.26, 505.80 and 144.84 is: 217.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.26 : 505.80 = 144.84 : x
  2. Step 2: Convert to fraction form
    337.26/505.80 = 144.84/x
  3. Step 3: Cross multiply
    337.26x = 505.80 × 144.84
  4. Step 4: Simplify right side
    337.26x = 73,260.07
  5. Step 5: Solve for x
    x = 73,260.07/337.26
  6. Step 6: Final answer
    x = 217.22

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.