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Finding the Fourth Proportional to 322,327.62, 444,453.57 and 220,369.68

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Solution

The fourth proportional to 322,327.62, 444,453.57 and 220,369.68 is: 303,865.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,327.62 : 444,453.57 = 220,369.68 : x
  2. Step 2: Convert to fraction form
    322,327.62/444,453.57 = 220,369.68/x
  3. Step 3: Cross multiply
    322,327.62x = 444,453.57 × 220,369.68
  4. Step 4: Simplify right side
    322,327.62x = 97,944,090,995.76
  5. Step 5: Solve for x
    x = 97,944,090,995.76/322,327.62
  6. Step 6: Final answer
    x = 303,865.03

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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.