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Finding the Fourth Proportional to 269,773.12, 404,396.43 and 174,944.80

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Solution

The fourth proportional to 269,773.12, 404,396.43 and 174,944.80 is: 262,246.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,773.12 : 404,396.43 = 174,944.80 : x
  2. Step 2: Convert to fraction form
    269,773.12/404,396.43 = 174,944.80/x
  3. Step 3: Cross multiply
    269,773.12x = 404,396.43 × 174,944.80
  4. Step 4: Simplify right side
    269,773.12x = 70,747,052,567.06
  5. Step 5: Solve for x
    x = 70,747,052,567.06/269,773.12
  6. Step 6: Final answer
    x = 262,246.49

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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.