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Finding the Fourth Proportional to 330.96, 456.69 and 183.59

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Solution

The fourth proportional to 330.96, 456.69 and 183.59 is: 253.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    330.96 : 456.69 = 183.59 : x
  2. Step 2: Convert to fraction form
    330.96/456.69 = 183.59/x
  3. Step 3: Cross multiply
    330.96x = 456.69 × 183.59
  4. Step 4: Simplify right side
    330.96x = 83,843.72
  5. Step 5: Solve for x
    x = 83,843.72/330.96
  6. Step 6: Final answer
    x = 253.33

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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.