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Finding the Fourth Proportional to 224,299.91, 336,468.09 and 66,527.91

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Solution

The fourth proportional to 224,299.91, 336,468.09 and 66,527.91 is: 99,797.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,299.91 : 336,468.09 = 66,527.91 : x
  2. Step 2: Convert to fraction form
    224,299.91/336,468.09 = 66,527.91/x
  3. Step 3: Cross multiply
    224,299.91x = 336,468.09 × 66,527.91
  4. Step 4: Simplify right side
    224,299.91x = 22,384,517,968.22
  5. Step 5: Solve for x
    x = 22,384,517,968.22/224,299.91
  6. Step 6: Final answer
    x = 99,797.27

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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.