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Finding the Fourth Proportional to 329.37, 454.53 and 181.99

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Solution

The fourth proportional to 329.37, 454.53 and 181.99 is: 251.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    329.37 : 454.53 = 181.99 : x
  2. Step 2: Convert to fraction form
    329.37/454.53 = 181.99/x
  3. Step 3: Cross multiply
    329.37x = 454.53 × 181.99
  4. Step 4: Simplify right side
    329.37x = 82,719.91
  5. Step 5: Solve for x
    x = 82,719.91/329.37
  6. Step 6: Final answer
    x = 251.15

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.