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Finding the Fourth Proportional to 373,650.93, 515,650.73 and 203,894.37

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Solution

The fourth proportional to 373,650.93, 515,650.73 and 203,894.37 is: 281,381.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,650.93 : 515,650.73 = 203,894.37 : x
  2. Step 2: Convert to fraction form
    373,650.93/515,650.73 = 203,894.37/x
  3. Step 3: Cross multiply
    373,650.93x = 515,650.73 × 203,894.37
  4. Step 4: Simplify right side
    373,650.93x = 105,138,279,713.92
  5. Step 5: Solve for x
    x = 105,138,279,713.92/373,650.93
  6. Step 6: Final answer
    x = 281,381.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.