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Finding the Fourth Proportional to 202,380.75, 303,518.19 and 60,187.71

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Solution

The fourth proportional to 202,380.75, 303,518.19 and 60,187.71 is: 90,265.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,380.75 : 303,518.19 = 60,187.71 : x
  2. Step 2: Convert to fraction form
    202,380.75/303,518.19 = 60,187.71/x
  3. Step 3: Cross multiply
    202,380.75x = 303,518.19 × 60,187.71
  4. Step 4: Simplify right side
    202,380.75x = 18,268,064,799.44
  5. Step 5: Solve for x
    x = 18,268,064,799.44/202,380.75
  6. Step 6: Final answer
    x = 90,265.82

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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.