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Finding the Fourth Proportional to 303,813.56, 419,249.94 and 174,742.29

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Solution

The fourth proportional to 303,813.56, 419,249.94 and 174,742.29 is: 241,137.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,813.56 : 419,249.94 = 174,742.29 : x
  2. Step 2: Convert to fraction form
    303,813.56/419,249.94 = 174,742.29/x
  3. Step 3: Cross multiply
    303,813.56x = 419,249.94 × 174,742.29
  4. Step 4: Simplify right side
    303,813.56x = 73,260,694,597.96
  5. Step 5: Solve for x
    x = 73,260,694,597.96/303,813.56
  6. Step 6: Final answer
    x = 241,137.01

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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.