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Finding the Fourth Proportional to 223,620.50, 335,362.48 and 63,709.49

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Solution

The fourth proportional to 223,620.50, 335,362.48 and 63,709.49 is: 95,544.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,620.50 : 335,362.48 = 63,709.49 : x
  2. Step 2: Convert to fraction form
    223,620.50/335,362.48 = 63,709.49/x
  3. Step 3: Cross multiply
    223,620.50x = 335,362.48 × 63,709.49
  4. Step 4: Simplify right side
    223,620.50x = 21,365,773,245.07
  5. Step 5: Solve for x
    x = 21,365,773,245.07/223,620.50
  6. Step 6: Final answer
    x = 95,544.79

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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.