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Finding the Fourth Proportional to 331,893.05, 497,826.74 and 95,235.71

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Solution

The fourth proportional to 331,893.05, 497,826.74 and 95,235.71 is: 142,849.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,893.05 : 497,826.74 = 95,235.71 : x
  2. Step 2: Convert to fraction form
    331,893.05/497,826.74 = 95,235.71/x
  3. Step 3: Cross multiply
    331,893.05x = 497,826.74 × 95,235.71
  4. Step 4: Simplify right side
    331,893.05x = 47,410,880,789.84
  5. Step 5: Solve for x
    x = 47,410,880,789.84/331,893.05
  6. Step 6: Final answer
    x = 142,849.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.