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Finding the Fourth Proportional to 263,572.56, 363,566.60 and 194,591.54

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Solution

The fourth proportional to 263,572.56, 363,566.60 and 194,591.54 is: 268,415.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,572.56 : 363,566.60 = 194,591.54 : x
  2. Step 2: Convert to fraction form
    263,572.56/363,566.60 = 194,591.54/x
  3. Step 3: Cross multiply
    263,572.56x = 363,566.60 × 194,591.54
  4. Step 4: Simplify right side
    263,572.56x = 70,746,984,586.56
  5. Step 5: Solve for x
    x = 70,746,984,586.56/263,572.56
  6. Step 6: Final answer
    x = 268,415.59

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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.