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Finding the Fourth Proportional to 579,200.88, 799,328.88 and 324,634.08

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Solution

The fourth proportional to 579,200.88, 799,328.88 and 324,634.08 is: 448,012.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,200.88 : 799,328.88 = 324,634.08 : x
  2. Step 2: Convert to fraction form
    579,200.88/799,328.88 = 324,634.08/x
  3. Step 3: Cross multiply
    579,200.88x = 799,328.88 × 324,634.08
  4. Step 4: Simplify right side
    579,200.88x = 259,489,395,576.23
  5. Step 5: Solve for x
    x = 259,489,395,576.23/579,200.88
  6. Step 6: Final answer
    x = 448,012.78

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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.