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Finding the Fourth Proportional to 8,369.07, 11,549.84 and 4,643.07

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Solution

The fourth proportional to 8,369.07, 11,549.84 and 4,643.07 is: 6,407.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,369.07 : 11,549.84 = 4,643.07 : x
  2. Step 2: Convert to fraction form
    8,369.07/11,549.84 = 4,643.07/x
  3. Step 3: Cross multiply
    8,369.07x = 11,549.84 × 4,643.07
  4. Step 4: Simplify right side
    8,369.07x = 53,626,692.39
  5. Step 5: Solve for x
    x = 53,626,692.39/8,369.07
  6. Step 6: Final answer
    x = 6,407.72

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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.