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Finding the Fourth Proportional to 293,861.52, 440,792.19 and 136,003.86

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Solution

The fourth proportional to 293,861.52, 440,792.19 and 136,003.86 is: 204,005.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,861.52 : 440,792.19 = 136,003.86 : x
  2. Step 2: Convert to fraction form
    293,861.52/440,792.19 = 136,003.86/x
  3. Step 3: Cross multiply
    293,861.52x = 440,792.19 × 136,003.86
  4. Step 4: Simplify right side
    293,861.52x = 59,949,439,297.85
  5. Step 5: Solve for x
    x = 59,949,439,297.85/293,861.52
  6. Step 6: Final answer
    x = 204,005.75

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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.