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Finding the Fourth Proportional to 373,003.73, 514,745.23 and 203,237.86

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Solution

The fourth proportional to 373,003.73, 514,745.23 and 203,237.86 is: 280,468.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,003.73 : 514,745.23 = 203,237.86 : x
  2. Step 2: Convert to fraction form
    373,003.73/514,745.23 = 203,237.86/x
  3. Step 3: Cross multiply
    373,003.73x = 514,745.23 × 203,237.86
  4. Step 4: Simplify right side
    373,003.73x = 104,615,718,541.67
  5. Step 5: Solve for x
    x = 104,615,718,541.67/373,003.73
  6. Step 6: Final answer
    x = 280,468.29

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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.