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Finding the Fourth Proportional to 341,956.92, 471,468.78 and 220,893.24

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Solution

The fourth proportional to 341,956.92, 471,468.78 and 220,893.24 is: 304,553.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,956.92 : 471,468.78 = 220,893.24 : x
  2. Step 2: Convert to fraction form
    341,956.92/471,468.78 = 220,893.24/x
  3. Step 3: Cross multiply
    341,956.92x = 471,468.78 × 220,893.24
  4. Step 4: Simplify right side
    341,956.92x = 104,144,266,373.05
  5. Step 5: Solve for x
    x = 104,144,266,373.05/341,956.92
  6. Step 6: Final answer
    x = 304,553.76

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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.