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Finding the Fourth Proportional to 267,992.54, 369,862.50 and 154,815.29

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Solution

The fourth proportional to 267,992.54, 369,862.50 and 154,815.29 is: 213,664.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,992.54 : 369,862.50 = 154,815.29 : x
  2. Step 2: Convert to fraction form
    267,992.54/369,862.50 = 154,815.29/x
  3. Step 3: Cross multiply
    267,992.54x = 369,862.50 × 154,815.29
  4. Step 4: Simplify right side
    267,992.54x = 57,260,368,348.31
  5. Step 5: Solve for x
    x = 57,260,368,348.31/267,992.54
  6. Step 6: Final answer
    x = 213,664.04

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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.