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Finding the Fourth Proportional to 6,301.50, 8,692.98 and 3,782.40

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Solution

The fourth proportional to 6,301.50, 8,692.98 and 3,782.40 is: 5,217.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,301.50 : 8,692.98 = 3,782.40 : x
  2. Step 2: Convert to fraction form
    6,301.50/8,692.98 = 3,782.40/x
  3. Step 3: Cross multiply
    6,301.50x = 8,692.98 × 3,782.40
  4. Step 4: Simplify right side
    6,301.50x = 32,880,327.55
  5. Step 5: Solve for x
    x = 32,880,327.55/6,301.50
  6. Step 6: Final answer
    x = 5,217.86

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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.