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Finding the Fourth Proportional to 352,249.44, 486,104.40 and 191,104.44

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Solution

The fourth proportional to 352,249.44, 486,104.40 and 191,104.44 is: 263,724.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,249.44 : 486,104.40 = 191,104.44 : x
  2. Step 2: Convert to fraction form
    352,249.44/486,104.40 = 191,104.44/x
  3. Step 3: Cross multiply
    352,249.44x = 486,104.40 × 191,104.44
  4. Step 4: Simplify right side
    352,249.44x = 92,896,709,143.54
  5. Step 5: Solve for x
    x = 92,896,709,143.54/352,249.44
  6. Step 6: Final answer
    x = 263,724.22

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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.