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Finding the Fourth Proportional to 262,847.08, 394,264.94 and 73,302.38

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Solution

The fourth proportional to 262,847.08, 394,264.94 and 73,302.38 is: 109,952.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,847.08 : 394,264.94 = 73,302.38 : x
  2. Step 2: Convert to fraction form
    262,847.08/394,264.94 = 73,302.38/x
  3. Step 3: Cross multiply
    262,847.08x = 394,264.94 × 73,302.38
  4. Step 4: Simplify right side
    262,847.08x = 28,900,560,429.44
  5. Step 5: Solve for x
    x = 28,900,560,429.44/262,847.08
  6. Step 6: Final answer
    x = 109,952.00

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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.