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Finding the Fourth Proportional to 200,084.53, 300,104.69 and 50,324.88

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Solution

The fourth proportional to 200,084.53, 300,104.69 and 50,324.88 is: 75,481.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,084.53 : 300,104.69 = 50,324.88 : x
  2. Step 2: Convert to fraction form
    200,084.53/300,104.69 = 50,324.88/x
  3. Step 3: Cross multiply
    200,084.53x = 300,104.69 × 50,324.88
  4. Step 4: Simplify right side
    200,084.53x = 15,102,732,511.69
  5. Step 5: Solve for x
    x = 15,102,732,511.69/200,084.53
  6. Step 6: Final answer
    x = 75,481.76

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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.