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Finding the Fourth Proportional to 267,505.94, 401,260.44 and 67,826.76

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Solution

The fourth proportional to 267,505.94, 401,260.44 and 67,826.76 is: 101,740.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,505.94 : 401,260.44 = 67,826.76 : x
  2. Step 2: Convert to fraction form
    267,505.94/401,260.44 = 67,826.76/x
  3. Step 3: Cross multiply
    267,505.94x = 401,260.44 × 67,826.76
  4. Step 4: Simplify right side
    267,505.94x = 27,216,195,561.37
  5. Step 5: Solve for x
    x = 27,216,195,561.37/267,505.94
  6. Step 6: Final answer
    x = 101,740.53

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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.