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Finding the Fourth Proportional to 240,523.26, 360,789.03 and 72,004.38

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Solution

The fourth proportional to 240,523.26, 360,789.03 and 72,004.38 is: 108,007.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,523.26 : 360,789.03 = 72,004.38 : x
  2. Step 2: Convert to fraction form
    240,523.26/360,789.03 = 72,004.38/x
  3. Step 3: Cross multiply
    240,523.26x = 360,789.03 × 72,004.38
  4. Step 4: Simplify right side
    240,523.26x = 25,978,390,415.95
  5. Step 5: Solve for x
    x = 25,978,390,415.95/240,523.26
  6. Step 6: Final answer
    x = 108,007.81

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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.