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Finding the Fourth Proportional to 200,596.91, 300,600.11 and 88,174.17

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Solution

The fourth proportional to 200,596.91, 300,600.11 and 88,174.17 is: 132,131.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,596.91 : 300,600.11 = 88,174.17 : x
  2. Step 2: Convert to fraction form
    200,596.91/300,600.11 = 88,174.17/x
  3. Step 3: Cross multiply
    200,596.91x = 300,600.11 × 88,174.17
  4. Step 4: Simplify right side
    200,596.91x = 26,505,165,421.59
  5. Step 5: Solve for x
    x = 26,505,165,421.59/200,596.91
  6. Step 6: Final answer
    x = 132,131.48

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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.