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Finding the Fourth Proportional to 325,805.07, 449,623.17 and 182,559.81

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Solution

The fourth proportional to 325,805.07, 449,623.17 and 182,559.81 is: 251,939.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,805.07 : 449,623.17 = 182,559.81 : x
  2. Step 2: Convert to fraction form
    325,805.07/449,623.17 = 182,559.81/x
  3. Step 3: Cross multiply
    325,805.07x = 449,623.17 × 182,559.81
  4. Step 4: Simplify right side
    325,805.07x = 82,083,120,486.80
  5. Step 5: Solve for x
    x = 82,083,120,486.80/325,805.07
  6. Step 6: Final answer
    x = 251,939.36

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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.