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Finding the Fourth Proportional to 202,233.80, 303,350.70 and 89,913.80

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Solution

The fourth proportional to 202,233.80, 303,350.70 and 89,913.80 is: 134,870.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,233.80 : 303,350.70 = 89,913.80 : x
  2. Step 2: Convert to fraction form
    202,233.80/303,350.70 = 89,913.80/x
  3. Step 3: Cross multiply
    202,233.80x = 303,350.70 × 89,913.80
  4. Step 4: Simplify right side
    202,233.80x = 27,275,414,169.66
  5. Step 5: Solve for x
    x = 27,275,414,169.66/202,233.80
  6. Step 6: Final answer
    x = 134,870.70

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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.