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Finding the Fourth Proportional to 373,323.87, 559,910.48 and 107,012.88

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Solution

The fourth proportional to 373,323.87, 559,910.48 and 107,012.88 is: 160,497.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,323.87 : 559,910.48 = 107,012.88 : x
  2. Step 2: Convert to fraction form
    373,323.87/559,910.48 = 107,012.88/x
  3. Step 3: Cross multiply
    373,323.87x = 559,910.48 × 107,012.88
  4. Step 4: Simplify right side
    373,323.87x = 59,917,632,471.92
  5. Step 5: Solve for x
    x = 59,917,632,471.92/373,323.87
  6. Step 6: Final answer
    x = 160,497.73

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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.