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Finding the Fourth Proportional to 303,975.39, 419,486.44 and 174,911.30

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Solution

The fourth proportional to 303,975.39, 419,486.44 and 174,911.30 is: 241,377.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,975.39 : 419,486.44 = 174,911.30 : x
  2. Step 2: Convert to fraction form
    303,975.39/419,486.44 = 174,911.30/x
  3. Step 3: Cross multiply
    303,975.39x = 419,486.44 × 174,911.30
  4. Step 4: Simplify right side
    303,975.39x = 73,372,918,552.77
  5. Step 5: Solve for x
    x = 73,372,918,552.77/303,975.39
  6. Step 6: Final answer
    x = 241,377.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.