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Finding the Fourth Proportional to 1,274.82, 1,754.91 and 1,096.62

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Solution

The fourth proportional to 1,274.82, 1,754.91 and 1,096.62 is: 1,509.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274.82 : 1,754.91 = 1,096.62 : x
  2. Step 2: Convert to fraction form
    1,274.82/1,754.91 = 1,096.62/x
  3. Step 3: Cross multiply
    1,274.82x = 1,754.91 × 1,096.62
  4. Step 4: Simplify right side
    1,274.82x = 1,924,469.40
  5. Step 5: Solve for x
    x = 1,924,469.40/1,274.82
  6. Step 6: Final answer
    x = 1,509.60

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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.