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Finding the Fourth Proportional to 222,138.99, 332,433.32 and 181,690.43

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Solution

The fourth proportional to 222,138.99, 332,433.32 and 181,690.43 is: 271,901.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,138.99 : 332,433.32 = 181,690.43 : x
  2. Step 2: Convert to fraction form
    222,138.99/332,433.32 = 181,690.43/x
  3. Step 3: Cross multiply
    222,138.99x = 332,433.32 × 181,690.43
  4. Step 4: Simplify right side
    222,138.99x = 60,399,950,286.51
  5. Step 5: Solve for x
    x = 60,399,950,286.51/222,138.99
  6. Step 6: Final answer
    x = 271,901.62

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1.5x scale

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.