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Finding the Fourth Proportional to 262,871.87, 394,588.49 and 113,186.27

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Solution

The fourth proportional to 262,871.87, 394,588.49 and 113,186.27 is: 169,900.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,871.87 : 394,588.49 = 113,186.27 : x
  2. Step 2: Convert to fraction form
    262,871.87/394,588.49 = 113,186.27/x
  3. Step 3: Cross multiply
    262,871.87x = 394,588.49 × 113,186.27
  4. Step 4: Simplify right side
    262,871.87x = 44,662,000,213.02
  5. Step 5: Solve for x
    x = 44,662,000,213.02/262,871.87
  6. Step 6: Final answer
    x = 169,900.26

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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.