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Finding the Fourth Proportional to 2,751.28, 3,796.78 and 1,492.34

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Solution

The fourth proportional to 2,751.28, 3,796.78 and 1,492.34 is: 2,059.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751.28 : 3,796.78 = 1,492.34 : x
  2. Step 2: Convert to fraction form
    2,751.28/3,796.78 = 1,492.34/x
  3. Step 3: Cross multiply
    2,751.28x = 3,796.78 × 1,492.34
  4. Step 4: Simplify right side
    2,751.28x = 5,666,086.67
  5. Step 5: Solve for x
    x = 5,666,086.67/2,751.28
  6. Step 6: Final answer
    x = 2,059.44

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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.