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Finding the Fourth Proportional to 267,198.67, 400,760.92 and 67,506.76

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Solution

The fourth proportional to 267,198.67, 400,760.92 and 67,506.76 is: 101,250.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,198.67 : 400,760.92 = 67,506.76 : x
  2. Step 2: Convert to fraction form
    267,198.67/400,760.92 = 67,506.76/x
  3. Step 3: Cross multiply
    267,198.67x = 400,760.92 × 67,506.76
  4. Step 4: Simplify right side
    267,198.67x = 27,054,071,243.82
  5. Step 5: Solve for x
    x = 27,054,071,243.82/267,198.67
  6. Step 6: Final answer
    x = 101,250.77

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1.5x scale

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.