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Finding the Fourth Proportional to 622,033.92, 932,912.64 and 262,149.12

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Solution

The fourth proportional to 622,033.92, 932,912.64 and 262,149.12 is: 393,165.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,033.92 : 932,912.64 = 262,149.12 : x
  2. Step 2: Convert to fraction form
    622,033.92/932,912.64 = 262,149.12/x
  3. Step 3: Cross multiply
    622,033.92x = 932,912.64 × 262,149.12
  4. Step 4: Simplify right side
    622,033.92x = 244,562,227,612.88
  5. Step 5: Solve for x
    x = 244,562,227,612.88/622,033.92
  6. Step 6: Final answer
    x = 393,165.42

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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.