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Finding the Fourth Proportional to 304.12, 456.18 and 182.42

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Solution

The fourth proportional to 304.12, 456.18 and 182.42 is: 273.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    304.12 : 456.18 = 182.42 : x
  2. Step 2: Convert to fraction form
    304.12/456.18 = 182.42/x
  3. Step 3: Cross multiply
    304.12x = 456.18 × 182.42
  4. Step 4: Simplify right side
    304.12x = 83,214.07
  5. Step 5: Solve for x
    x = 83,214.07/304.12
  6. Step 6: Final answer
    x = 273.62

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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.