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Finding the Fourth Proportional to 326,741.56, 450,850.41 and 204,219.49

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Solution

The fourth proportional to 326,741.56, 450,850.41 and 204,219.49 is: 281,789.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,741.56 : 450,850.41 = 204,219.49 : x
  2. Step 2: Convert to fraction form
    326,741.56/450,850.41 = 204,219.49/x
  3. Step 3: Cross multiply
    326,741.56x = 450,850.41 × 204,219.49
  4. Step 4: Simplify right side
    326,741.56x = 92,072,440,796.49
  5. Step 5: Solve for x
    x = 92,072,440,796.49/326,741.56
  6. Step 6: Final answer
    x = 281,789.81

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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.