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Finding the Fourth Proportional to 267,772.32, 401,025.20 and 232,520.40

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Solution

The fourth proportional to 267,772.32, 401,025.20 and 232,520.40 is: 348,230.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,772.32 : 401,025.20 = 232,520.40 : x
  2. Step 2: Convert to fraction form
    267,772.32/401,025.20 = 232,520.40/x
  3. Step 3: Cross multiply
    267,772.32x = 401,025.20 × 232,520.40
  4. Step 4: Simplify right side
    267,772.32x = 93,246,539,914.08
  5. Step 5: Solve for x
    x = 93,246,539,914.08/267,772.32
  6. Step 6: Final answer
    x = 348,230.69

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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.