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Finding the Fourth Proportional to 352,249.93, 486,105.06 and 191,104.93

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Solution

The fourth proportional to 352,249.93, 486,105.06 and 191,104.93 is: 263,724.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,249.93 : 486,105.06 = 191,104.93 : x
  2. Step 2: Convert to fraction form
    352,249.93/486,105.06 = 191,104.93/x
  3. Step 3: Cross multiply
    352,249.93x = 486,105.06 × 191,104.93
  4. Step 4: Simplify right side
    352,249.93x = 92,897,073,463.95
  5. Step 5: Solve for x
    x = 92,897,073,463.95/352,249.93
  6. Step 6: Final answer
    x = 263,724.89

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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.