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Finding the Fourth Proportional to 202,529.70, 303,211.35 and 123,797.70

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Solution

The fourth proportional to 202,529.70, 303,211.35 and 123,797.70 is: 185,340.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,529.70 : 303,211.35 = 123,797.70 : x
  2. Step 2: Convert to fraction form
    202,529.70/303,211.35 = 123,797.70/x
  3. Step 3: Cross multiply
    202,529.70x = 303,211.35 × 123,797.70
  4. Step 4: Simplify right side
    202,529.70x = 37,536,867,743.90
  5. Step 5: Solve for x
    x = 37,536,867,743.90/202,529.70
  6. Step 6: Final answer
    x = 185,340.06

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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.