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Finding the Fourth Proportional to 6,461.94, 9,692.72 and 3,847.54

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Solution

The fourth proportional to 6,461.94, 9,692.72 and 3,847.54 is: 5,771.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,461.94 : 9,692.72 = 3,847.54 : x
  2. Step 2: Convert to fraction form
    6,461.94/9,692.72 = 3,847.54/x
  3. Step 3: Cross multiply
    6,461.94x = 9,692.72 × 3,847.54
  4. Step 4: Simplify right side
    6,461.94x = 37,293,127.91
  5. Step 5: Solve for x
    x = 37,293,127.91/6,461.94
  6. Step 6: Final answer
    x = 5,771.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.