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Finding the Fourth Proportional to 267,485.88, 369,312.30 and 204,148.92

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Solution

The fourth proportional to 267,485.88, 369,312.30 and 204,148.92 is: 281,864.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,485.88 : 369,312.30 = 204,148.92 : x
  2. Step 2: Convert to fraction form
    267,485.88/369,312.30 = 204,148.92/x
  3. Step 3: Cross multiply
    267,485.88x = 369,312.30 × 204,148.92
  4. Step 4: Simplify right side
    267,485.88x = 75,394,707,187.72
  5. Step 5: Solve for x
    x = 75,394,707,187.72/267,485.88
  6. Step 6: Final answer
    x = 281,864.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.