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Finding the Fourth Proportional to 6,912.34, 10,369.59 and 2,752.38

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Solution

The fourth proportional to 6,912.34, 10,369.59 and 2,752.38 is: 4,129.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912.34 : 10,369.59 = 2,752.38 : x
  2. Step 2: Convert to fraction form
    6,912.34/10,369.59 = 2,752.38/x
  3. Step 3: Cross multiply
    6,912.34x = 10,369.59 × 2,752.38
  4. Step 4: Simplify right side
    6,912.34x = 28,541,041.80
  5. Step 5: Solve for x
    x = 28,541,041.80/6,912.34
  6. Step 6: Final answer
    x = 4,129.00

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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.