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Finding the Fourth Proportional to 188,824.70, 283,237.05 and 179,639.30

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Solution

The fourth proportional to 188,824.70, 283,237.05 and 179,639.30 is: 269,458.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,824.70 : 283,237.05 = 179,639.30 : x
  2. Step 2: Convert to fraction form
    188,824.70/283,237.05 = 179,639.30/x
  3. Step 3: Cross multiply
    188,824.70x = 283,237.05 × 179,639.30
  4. Step 4: Simplify right side
    188,824.70x = 50,880,505,396.07
  5. Step 5: Solve for x
    x = 50,880,505,396.07/188,824.70
  6. Step 6: Final answer
    x = 269,458.95

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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.