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Finding the Fourth Proportional to 267,443.91, 400,895.73 and 167,674.14

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Solution

The fourth proportional to 267,443.91, 400,895.73 and 167,674.14 is: 251,341.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,443.91 : 400,895.73 = 167,674.14 : x
  2. Step 2: Convert to fraction form
    267,443.91/400,895.73 = 167,674.14/x
  3. Step 3: Cross multiply
    267,443.91x = 400,895.73 × 167,674.14
  4. Step 4: Simplify right side
    267,443.91x = 67,219,846,757.42
  5. Step 5: Solve for x
    x = 67,219,846,757.42/267,443.91
  6. Step 6: Final answer
    x = 251,341.85

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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.