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Finding the Fourth Proportional to 323,326.54, 446,190.74 and 187,439.25

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Solution

The fourth proportional to 323,326.54, 446,190.74 and 187,439.25 is: 258,666.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,326.54 : 446,190.74 = 187,439.25 : x
  2. Step 2: Convert to fraction form
    323,326.54/446,190.74 = 187,439.25/x
  3. Step 3: Cross multiply
    323,326.54x = 446,190.74 × 187,439.25
  4. Step 4: Simplify right side
    323,326.54x = 83,633,658,778.02
  5. Step 5: Solve for x
    x = 83,633,658,778.02/323,326.54
  6. Step 6: Final answer
    x = 258,666.24

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.