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Finding the Fourth Proportional to 223,750.80, 335,809.80 and 222,001.20

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Solution

The fourth proportional to 223,750.80, 335,809.80 and 222,001.20 is: 333,183.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,750.80 : 335,809.80 = 222,001.20 : x
  2. Step 2: Convert to fraction form
    223,750.80/335,809.80 = 222,001.20/x
  3. Step 3: Cross multiply
    223,750.80x = 335,809.80 × 222,001.20
  4. Step 4: Simplify right side
    223,750.80x = 74,550,178,571.76
  5. Step 5: Solve for x
    x = 74,550,178,571.76/223,750.80
  6. Step 6: Final answer
    x = 333,183.96

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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.