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Finding the Fourth Proportional to 267,029.68, 400,267.72 and 166,960.08

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Solution

The fourth proportional to 267,029.68, 400,267.72 and 166,960.08 is: 250,267.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,029.68 : 400,267.72 = 166,960.08 : x
  2. Step 2: Convert to fraction form
    267,029.68/400,267.72 = 166,960.08/x
  3. Step 3: Cross multiply
    267,029.68x = 400,267.72 × 166,960.08
  4. Step 4: Simplify right side
    267,029.68x = 66,828,727,716.48
  5. Step 5: Solve for x
    x = 66,828,727,716.48/267,029.68
  6. Step 6: Final answer
    x = 250,267.05

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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.