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Finding the Fourth Proportional to 223,453.34, 335,183.11 and 123,808.15

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Solution

The fourth proportional to 223,453.34, 335,183.11 and 123,808.15 is: 185,713.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,453.34 : 335,183.11 = 123,808.15 : x
  2. Step 2: Convert to fraction form
    223,453.34/335,183.11 = 123,808.15/x
  3. Step 3: Cross multiply
    223,453.34x = 335,183.11 × 123,808.15
  4. Step 4: Simplify right side
    223,453.34x = 41,498,399,612.87
  5. Step 5: Solve for x
    x = 41,498,399,612.87/223,453.34
  6. Step 6: Final answer
    x = 185,713.94

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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.