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Finding the Fourth Proportional to 362.84, 544.18 and 119.34

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Solution

The fourth proportional to 362.84, 544.18 and 119.34 is: 178.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.84 : 544.18 = 119.34 : x
  2. Step 2: Convert to fraction form
    362.84/544.18 = 119.34/x
  3. Step 3: Cross multiply
    362.84x = 544.18 × 119.34
  4. Step 4: Simplify right side
    362.84x = 64,942.44
  5. Step 5: Solve for x
    x = 64,942.44/362.84
  6. Step 6: Final answer
    x = 178.98

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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.