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Finding the Fourth Proportional to 244.67, 366.81 and 147.03

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Solution

The fourth proportional to 244.67, 366.81 and 147.03 is: 220.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.67 : 366.81 = 147.03 : x
  2. Step 2: Convert to fraction form
    244.67/366.81 = 147.03/x
  3. Step 3: Cross multiply
    244.67x = 366.81 × 147.03
  4. Step 4: Simplify right side
    244.67x = 53,932.07
  5. Step 5: Solve for x
    x = 53,932.07/244.67
  6. Step 6: Final answer
    x = 220.43

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Why These Related Problems?

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