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Finding the Fourth Proportional to 221.54, 332.00 and 184.49

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Solution

The fourth proportional to 221.54, 332.00 and 184.49 is: 276.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    221.54 : 332.00 = 184.49 : x
  2. Step 2: Convert to fraction form
    221.54/332.00 = 184.49/x
  3. Step 3: Cross multiply
    221.54x = 332.00 × 184.49
  4. Step 4: Simplify right side
    221.54x = 61,248.10
  5. Step 5: Solve for x
    x = 61,248.10/221.54
  6. Step 6: Final answer
    x = 276.46

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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.