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Finding the Fourth Proportional to 262,883.31, 394,324.96 and 63,203.69

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Solution

The fourth proportional to 262,883.31, 394,324.96 and 63,203.69 is: 94,805.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,883.31 : 394,324.96 = 63,203.69 : x
  2. Step 2: Convert to fraction form
    262,883.31/394,324.96 = 63,203.69/x
  3. Step 3: Cross multiply
    262,883.31x = 394,324.96 × 63,203.69
  4. Step 4: Simplify right side
    262,883.31x = 24,922,793,595.92
  5. Step 5: Solve for x
    x = 24,922,793,595.92/262,883.31
  6. Step 6: Final answer
    x = 94,805.54

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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.