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Finding the Fourth Proportional to 324,850.95, 448,295.31 and 181,611

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Solution

The fourth proportional to 324,850.95, 448,295.31 and 181,611 is: 250,623.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,850.95 : 448,295.31 = 181,611 : x
  2. Step 2: Convert to fraction form
    324,850.95/448,295.31 = 181,611/x
  3. Step 3: Cross multiply
    324,850.95x = 448,295.31 × 181,611
  4. Step 4: Simplify right side
    324,850.95x = 81,415,359,544.41
  5. Step 5: Solve for x
    x = 81,415,359,544.41/324,850.95
  6. Step 6: Final answer
    x = 250,623.74

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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.