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Finding the Fourth Proportional to 6,441.54, 8,887.23 and 3,608.48

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Solution

The fourth proportional to 6,441.54, 8,887.23 and 3,608.48 is: 4,978.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,441.54 : 8,887.23 = 3,608.48 : x
  2. Step 2: Convert to fraction form
    6,441.54/8,887.23 = 3,608.48/x
  3. Step 3: Cross multiply
    6,441.54x = 8,887.23 × 3,608.48
  4. Step 4: Simplify right side
    6,441.54x = 32,069,347.27
  5. Step 5: Solve for x
    x = 32,069,347.27/6,441.54
  6. Step 6: Final answer
    x = 4,978.52

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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.