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Finding the Fourth Proportional to 537,692.69, 806,539.04 and 222,157.78

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Solution

The fourth proportional to 537,692.69, 806,539.04 and 222,157.78 is: 333,236.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,692.69 : 806,539.04 = 222,157.78 : x
  2. Step 2: Convert to fraction form
    537,692.69/806,539.04 = 222,157.78/x
  3. Step 3: Cross multiply
    537,692.69x = 806,539.04 × 222,157.78
  4. Step 4: Simplify right side
    537,692.69x = 179,178,922,609.73
  5. Step 5: Solve for x
    x = 179,178,922,609.73/537,692.69
  6. Step 6: Final answer
    x = 333,236.67

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Similar ratio
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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.