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Finding the Fourth Proportional to 332,692.77, 459,198.45 and 189,537.87

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Solution

The fourth proportional to 332,692.77, 459,198.45 and 189,537.87 is: 261,609.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,692.77 : 459,198.45 = 189,537.87 : x
  2. Step 2: Convert to fraction form
    332,692.77/459,198.45 = 189,537.87/x
  3. Step 3: Cross multiply
    332,692.77x = 459,198.45 × 189,537.87
  4. Step 4: Simplify right side
    332,692.77x = 87,035,496,120.30
  5. Step 5: Solve for x
    x = 87,035,496,120.30/332,692.77
  6. Step 6: Final answer
    x = 261,609.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.