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Finding the Fourth Proportional to 271,508.46, 407,242.19 and 111,540.81

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Solution

The fourth proportional to 271,508.46, 407,242.19 and 111,540.81 is: 167,302.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,508.46 : 407,242.19 = 111,540.81 : x
  2. Step 2: Convert to fraction form
    271,508.46/407,242.19 = 111,540.81/x
  3. Step 3: Cross multiply
    271,508.46x = 407,242.19 × 111,540.81
  4. Step 4: Simplify right side
    271,508.46x = 45,424,123,181.07
  5. Step 5: Solve for x
    x = 45,424,123,181.07/271,508.46
  6. Step 6: Final answer
    x = 167,302.79

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.