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Finding the Fourth Proportional to 352,601.92, 486,577.36 and 191,453.48

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Solution

The fourth proportional to 352,601.92, 486,577.36 and 191,453.48 is: 264,198.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,601.92 : 486,577.36 = 191,453.48 : x
  2. Step 2: Convert to fraction form
    352,601.92/486,577.36 = 191,453.48/x
  3. Step 3: Cross multiply
    352,601.92x = 486,577.36 × 191,453.48
  4. Step 4: Simplify right side
    352,601.92x = 93,156,928,861.21
  5. Step 5: Solve for x
    x = 93,156,928,861.21/352,601.92
  6. Step 6: Final answer
    x = 264,198.59

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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.