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Finding the Fourth Proportional to 267,238.08, 400,894.08 and 89,795.88

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Solution

The fourth proportional to 267,238.08, 400,894.08 and 89,795.88 is: 134,706.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,238.08 : 400,894.08 = 89,795.88 : x
  2. Step 2: Convert to fraction form
    267,238.08/400,894.08 = 89,795.88/x
  3. Step 3: Cross multiply
    267,238.08x = 400,894.08 × 89,795.88
  4. Step 4: Simplify right side
    267,238.08x = 35,998,636,700.39
  5. Step 5: Solve for x
    x = 35,998,636,700.39/267,238.08
  6. Step 6: Final answer
    x = 134,706.24

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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.