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Finding the Fourth Proportional to 7,086.28, 10,630.14 and 1,892.52

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Solution

The fourth proportional to 7,086.28, 10,630.14 and 1,892.52 is: 2,838.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,086.28 : 10,630.14 = 1,892.52 : x
  2. Step 2: Convert to fraction form
    7,086.28/10,630.14 = 1,892.52/x
  3. Step 3: Cross multiply
    7,086.28x = 10,630.14 × 1,892.52
  4. Step 4: Simplify right side
    7,086.28x = 20,117,752.55
  5. Step 5: Solve for x
    x = 20,117,752.55/7,086.28
  6. Step 6: Final answer
    x = 2,838.97

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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.