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Finding the Fourth Proportional to 331,371.87, 457,299.27 and 184,210.57

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Solution

The fourth proportional to 331,371.87, 457,299.27 and 184,210.57 is: 254,213.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,371.87 : 457,299.27 = 184,210.57 : x
  2. Step 2: Convert to fraction form
    331,371.87/457,299.27 = 184,210.57/x
  3. Step 3: Cross multiply
    331,371.87x = 457,299.27 × 184,210.57
  4. Step 4: Simplify right side
    331,371.87x = 84,239,359,187.28
  5. Step 5: Solve for x
    x = 84,239,359,187.28/331,371.87
  6. Step 6: Final answer
    x = 254,213.97

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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.