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Finding the Fourth Proportional to 229.77, 344.70 and 184.86

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Solution

The fourth proportional to 229.77, 344.70 and 184.86 is: 277.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    229.77 : 344.70 = 184.86 : x
  2. Step 2: Convert to fraction form
    229.77/344.70 = 184.86/x
  3. Step 3: Cross multiply
    229.77x = 344.70 × 184.86
  4. Step 4: Simplify right side
    229.77x = 63,721.24
  5. Step 5: Solve for x
    x = 63,721.24/229.77
  6. Step 6: Final answer
    x = 277.33

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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.