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Finding the Fourth Proportional to 204,151.60, 306,205.80 and 63,902.80

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Solution

The fourth proportional to 204,151.60, 306,205.80 and 63,902.80 is: 95,847.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,151.60 : 306,205.80 = 63,902.80 : x
  2. Step 2: Convert to fraction form
    204,151.60/306,205.80 = 63,902.80/x
  3. Step 3: Cross multiply
    204,151.60x = 306,205.80 × 63,902.80
  4. Step 4: Simplify right side
    204,151.60x = 19,567,407,996.24
  5. Step 5: Solve for x
    x = 19,567,407,996.24/204,151.60
  6. Step 6: Final answer
    x = 95,847.44

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1.5x scale

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.