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Finding the Fourth Proportional to 202,364.55, 303,546.83 and 109,052.55

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Solution

The fourth proportional to 202,364.55, 303,546.83 and 109,052.55 is: 163,578.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,364.55 : 303,546.83 = 109,052.55 : x
  2. Step 2: Convert to fraction form
    202,364.55/303,546.83 = 109,052.55/x
  3. Step 3: Cross multiply
    202,364.55x = 303,546.83 × 109,052.55
  4. Step 4: Simplify right side
    202,364.55x = 33,102,555,310.65
  5. Step 5: Solve for x
    x = 33,102,555,310.65/202,364.55
  6. Step 6: Final answer
    x = 163,578.83

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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.