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Finding the Fourth Proportional to 624,419.67, 937,003.17 and 269,433.69

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Solution

The fourth proportional to 624,419.67, 937,003.17 and 269,433.69 is: 404,311.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,419.67 : 937,003.17 = 269,433.69 : x
  2. Step 2: Convert to fraction form
    624,419.67/937,003.17 = 269,433.69/x
  3. Step 3: Cross multiply
    624,419.67x = 937,003.17 × 269,433.69
  4. Step 4: Simplify right side
    624,419.67x = 252,460,222,508.83
  5. Step 5: Solve for x
    x = 252,460,222,508.83/624,419.67
  6. Step 6: Final answer
    x = 404,311.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.