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Finding the Fourth Proportional to 267,707.08, 401,558.46 and 68,028.04

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Solution

The fourth proportional to 267,707.08, 401,558.46 and 68,028.04 is: 102,041.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,707.08 : 401,558.46 = 68,028.04 : x
  2. Step 2: Convert to fraction form
    267,707.08/401,558.46 = 68,028.04/x
  3. Step 3: Cross multiply
    267,707.08x = 401,558.46 × 68,028.04
  4. Step 4: Simplify right side
    267,707.08x = 27,317,234,979.22
  5. Step 5: Solve for x
    x = 27,317,234,979.22/267,707.08
  6. Step 6: Final answer
    x = 102,041.51

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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.