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Finding the Fourth Proportional to 267,029.91, 400,268.05 and 166,960.30

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Solution

The fourth proportional to 267,029.91, 400,268.05 and 166,960.30 is: 250,267.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,029.91 : 400,268.05 = 166,960.30 : x
  2. Step 2: Convert to fraction form
    267,029.91/400,268.05 = 166,960.30/x
  3. Step 3: Cross multiply
    267,029.91x = 400,268.05 × 166,960.30
  4. Step 4: Simplify right side
    267,029.91x = 66,828,873,708.42
  5. Step 5: Solve for x
    x = 66,828,873,708.42/267,029.91
  6. Step 6: Final answer
    x = 250,267.38

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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.