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Finding the Fourth Proportional to 338,188.18, 466,593.86 and 194,928.88

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Solution

The fourth proportional to 338,188.18, 466,593.86 and 194,928.88 is: 268,940.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,188.18 : 466,593.86 = 194,928.88 : x
  2. Step 2: Convert to fraction form
    338,188.18/466,593.86 = 194,928.88/x
  3. Step 3: Cross multiply
    338,188.18x = 466,593.86 × 194,928.88
  4. Step 4: Simplify right side
    338,188.18x = 90,952,618,544.68
  5. Step 5: Solve for x
    x = 90,952,618,544.68/338,188.18
  6. Step 6: Final answer
    x = 268,940.86

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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.