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Finding the Fourth Proportional to 267,574.88, 401,362.32 and 67,896.32

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Solution

The fourth proportional to 267,574.88, 401,362.32 and 67,896.32 is: 101,844.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,574.88 : 401,362.32 = 67,896.32 : x
  2. Step 2: Convert to fraction form
    267,574.88/401,362.32 = 67,896.32/x
  3. Step 3: Cross multiply
    267,574.88x = 401,362.32 × 67,896.32
  4. Step 4: Simplify right side
    267,574.88x = 27,251,022,507.85
  5. Step 5: Solve for x
    x = 27,251,022,507.85/267,574.88
  6. Step 6: Final answer
    x = 101,844.47

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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.