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Finding the Fourth Proportional to 229.95, 344.70 and 184.41

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Solution

The fourth proportional to 229.95, 344.70 and 184.41 is: 276.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    229.95 : 344.70 = 184.41 : x
  2. Step 2: Convert to fraction form
    229.95/344.70 = 184.41/x
  3. Step 3: Cross multiply
    229.95x = 344.70 × 184.41
  4. Step 4: Simplify right side
    229.95x = 63,566.13
  5. Step 5: Solve for x
    x = 63,566.13/229.95
  6. Step 6: Final answer
    x = 276.43

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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.