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Finding the Fourth Proportional to 6,263.22, 8,643.23 and 3,610.61

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Solution

The fourth proportional to 6,263.22, 8,643.23 and 3,610.61 is: 4,982.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,263.22 : 8,643.23 = 3,610.61 : x
  2. Step 2: Convert to fraction form
    6,263.22/8,643.23 = 3,610.61/x
  3. Step 3: Cross multiply
    6,263.22x = 8,643.23 × 3,610.61
  4. Step 4: Simplify right side
    6,263.22x = 31,207,332.67
  5. Step 5: Solve for x
    x = 31,207,332.67/6,263.22
  6. Step 6: Final answer
    x = 4,982.63

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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.