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Finding the Fourth Proportional to 267,596.24, 369,225 and 154,353.38

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Solution

The fourth proportional to 267,596.24, 369,225 and 154,353.38 is: 212,974.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,596.24 : 369,225 = 154,353.38 : x
  2. Step 2: Convert to fraction form
    267,596.24/369,225 = 154,353.38/x
  3. Step 3: Cross multiply
    267,596.24x = 369,225 × 154,353.38
  4. Step 4: Simplify right side
    267,596.24x = 56,991,124,884.38
  5. Step 5: Solve for x
    x = 56,991,124,884.38/267,596.24
  6. Step 6: Final answer
    x = 212,974.32

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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.