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Finding the Fourth Proportional to 373,169.94, 514,969.29 and 203,404.74

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Solution

The fourth proportional to 373,169.94, 514,969.29 and 203,404.74 is: 280,695.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,169.94 : 514,969.29 = 203,404.74 : x
  2. Step 2: Convert to fraction form
    373,169.94/514,969.29 = 203,404.74/x
  3. Step 3: Cross multiply
    373,169.94x = 514,969.29 × 203,404.74
  4. Step 4: Simplify right side
    373,169.94x = 104,747,194,540.44
  5. Step 5: Solve for x
    x = 104,747,194,540.44/373,169.94
  6. Step 6: Final answer
    x = 280,695.69

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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.