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Finding the Fourth Proportional to 367,069.64, 550,759.98 and 200,663.24

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Solution

The fourth proportional to 367,069.64, 550,759.98 and 200,663.24 is: 301,079.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,069.64 : 550,759.98 = 200,663.24 : x
  2. Step 2: Convert to fraction form
    367,069.64/550,759.98 = 200,663.24/x
  3. Step 3: Cross multiply
    367,069.64x = 550,759.98 × 200,663.24
  4. Step 4: Simplify right side
    367,069.64x = 110,517,282,049.14
  5. Step 5: Solve for x
    x = 110,517,282,049.14/367,069.64
  6. Step 6: Final answer
    x = 301,079.88

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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.