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Finding the Fourth Proportional to 202,634.40, 303,951.84 and 52,874.58

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Solution

The fourth proportional to 202,634.40, 303,951.84 and 52,874.58 is: 79,311.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,634.40 : 303,951.84 = 52,874.58 : x
  2. Step 2: Convert to fraction form
    202,634.40/303,951.84 = 52,874.58/x
  3. Step 3: Cross multiply
    202,634.40x = 303,951.84 × 52,874.58
  4. Step 4: Simplify right side
    202,634.40x = 16,071,325,880.23
  5. Step 5: Solve for x
    x = 16,071,325,880.23/202,634.40
  6. Step 6: Final answer
    x = 79,311.93

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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.