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Finding the Fourth Proportional to 299,600.60, 449,919.30 and 159,632.60

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Solution

The fourth proportional to 299,600.60, 449,919.30 and 159,632.60 is: 239,725.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,600.60 : 449,919.30 = 159,632.60 : x
  2. Step 2: Convert to fraction form
    299,600.60/449,919.30 = 159,632.60/x
  3. Step 3: Cross multiply
    299,600.60x = 449,919.30 × 159,632.60
  4. Step 4: Simplify right side
    299,600.60x = 71,821,787,649.18
  5. Step 5: Solve for x
    x = 71,821,787,649.18/299,600.60
  6. Step 6: Final answer
    x = 239,725.11

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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.