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Finding the Fourth Proportional to 6,300.02, 8,692.70 and 3,647.28

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Solution

The fourth proportional to 6,300.02, 8,692.70 and 3,647.28 is: 5,032.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,300.02 : 8,692.70 = 3,647.28 : x
  2. Step 2: Convert to fraction form
    6,300.02/8,692.70 = 3,647.28/x
  3. Step 3: Cross multiply
    6,300.02x = 8,692.70 × 3,647.28
  4. Step 4: Simplify right side
    6,300.02x = 31,704,710.86
  5. Step 5: Solve for x
    x = 31,704,710.86/6,300.02
  6. Step 6: Final answer
    x = 5,032.48

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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.