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Finding the Fourth Proportional to 6,487.01, 8,951.55 and 3,692.51

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Solution

The fourth proportional to 6,487.01, 8,951.55 and 3,692.51 is: 5,095.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,487.01 : 8,951.55 = 3,692.51 : x
  2. Step 2: Convert to fraction form
    6,487.01/8,951.55 = 3,692.51/x
  3. Step 3: Cross multiply
    6,487.01x = 8,951.55 × 3,692.51
  4. Step 4: Simplify right side
    6,487.01x = 33,053,687.89
  5. Step 5: Solve for x
    x = 33,053,687.89/6,487.01
  6. Step 6: Final answer
    x = 5,095.37

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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.