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Finding the Fourth Proportional to 269,796.66, 372,468.51 and 162,393

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Solution

The fourth proportional to 269,796.66, 372,468.51 and 162,393 is: 224,192.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,796.66 : 372,468.51 = 162,393 : x
  2. Step 2: Convert to fraction form
    269,796.66/372,468.51 = 162,393/x
  3. Step 3: Cross multiply
    269,796.66x = 372,468.51 × 162,393
  4. Step 4: Simplify right side
    269,796.66x = 60,486,278,744.43
  5. Step 5: Solve for x
    x = 60,486,278,744.43/269,796.66
  6. Step 6: Final answer
    x = 224,192.10

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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.