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Finding the Fourth Proportional to 267,030.42, 400,268.84 and 166,960.83

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Solution

The fourth proportional to 267,030.42, 400,268.84 and 166,960.83 is: 250,268.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,030.42 : 400,268.84 = 166,960.83 : x
  2. Step 2: Convert to fraction form
    267,030.42/400,268.84 = 166,960.83/x
  3. Step 3: Cross multiply
    267,030.42x = 400,268.84 × 166,960.83
  4. Step 4: Simplify right side
    267,030.42x = 66,829,216,914.73
  5. Step 5: Solve for x
    x = 66,829,216,914.73/267,030.42
  6. Step 6: Final answer
    x = 250,268.18

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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.