Home / 352,749.66-486,800.94-199,819.62

Finding the Fourth Proportional to 352,749.66, 486,800.94 and 199,819.62

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Solution

The fourth proportional to 352,749.66, 486,800.94 and 199,819.62 is: 275,754.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,749.66 : 486,800.94 = 199,819.62 : x
  2. Step 2: Convert to fraction form
    352,749.66/486,800.94 = 199,819.62/x
  3. Step 3: Cross multiply
    352,749.66x = 486,800.94 × 199,819.62
  4. Step 4: Simplify right side
    352,749.66x = 97,272,378,846.44
  5. Step 5: Solve for x
    x = 97,272,378,846.44/352,749.66
  6. Step 6: Final answer
    x = 275,754.71

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1.5x scale

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.