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Finding the Fourth Proportional to 323,773.74, 446,690.57 and 187,732.76

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Solution

The fourth proportional to 323,773.74, 446,690.57 and 187,732.76 is: 259,003.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,773.74 : 446,690.57 = 187,732.76 : x
  2. Step 2: Convert to fraction form
    323,773.74/446,690.57 = 187,732.76/x
  3. Step 3: Cross multiply
    323,773.74x = 446,690.57 × 187,732.76
  4. Step 4: Simplify right side
    323,773.74x = 83,858,450,399.96
  5. Step 5: Solve for x
    x = 83,858,450,399.96/323,773.74
  6. Step 6: Final answer
    x = 259,003.25

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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.