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Finding the Fourth Proportional to 267,468.88, 369,082.56 and 154,269.76

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Solution

The fourth proportional to 267,468.88, 369,082.56 and 154,269.76 is: 212,878.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,468.88 : 369,082.56 = 154,269.76 : x
  2. Step 2: Convert to fraction form
    267,468.88/369,082.56 = 154,269.76/x
  3. Step 3: Cross multiply
    267,468.88x = 369,082.56 × 154,269.76
  4. Step 4: Simplify right side
    267,468.88x = 56,938,277,951.39
  5. Step 5: Solve for x
    x = 56,938,277,951.39/267,468.88
  6. Step 6: Final answer
    x = 212,878.14

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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.