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Finding the Fourth Proportional to 344,906.75, 475,961.56 and 191,942.50

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Solution

The fourth proportional to 344,906.75, 475,961.56 and 191,942.50 is: 264,875.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,906.75 : 475,961.56 = 191,942.50 : x
  2. Step 2: Convert to fraction form
    344,906.75/475,961.56 = 191,942.50/x
  3. Step 3: Cross multiply
    344,906.75x = 475,961.56 × 191,942.50
  4. Step 4: Simplify right side
    344,906.75x = 91,357,251,730.30
  5. Step 5: Solve for x
    x = 91,357,251,730.30/344,906.75
  6. Step 6: Final answer
    x = 264,875.22

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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.