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Finding the Fourth Proportional to 6,242.82, 8,615.07 and 4,003.98

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Solution

The fourth proportional to 6,242.82, 8,615.07 and 4,003.98 is: 5,525.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,242.82 : 8,615.07 = 4,003.98 : x
  2. Step 2: Convert to fraction form
    6,242.82/8,615.07 = 4,003.98/x
  3. Step 3: Cross multiply
    6,242.82x = 8,615.07 × 4,003.98
  4. Step 4: Simplify right side
    6,242.82x = 34,494,567.98
  5. Step 5: Solve for x
    x = 34,494,567.98/6,242.82
  6. Step 6: Final answer
    x = 5,525.48

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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.