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Finding the Fourth Proportional to 599,696.58, 899,239.22 and 200,193.78

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Solution

The fourth proportional to 599,696.58, 899,239.22 and 200,193.78 is: 300,188.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,696.58 : 899,239.22 = 200,193.78 : x
  2. Step 2: Convert to fraction form
    599,696.58/899,239.22 = 200,193.78/x
  3. Step 3: Cross multiply
    599,696.58x = 899,239.22 × 200,193.78
  4. Step 4: Simplify right side
    599,696.58x = 180,022,094,079.86
  5. Step 5: Solve for x
    x = 180,022,094,079.86/599,696.58
  6. Step 6: Final answer
    x = 300,188.63

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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.