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Finding the Fourth Proportional to 914.49, 1,371.74 and 733.03

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Solution

The fourth proportional to 914.49, 1,371.74 and 733.03 is: 1,099.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    914.49 : 1,371.74 = 733.03 : x
  2. Step 2: Convert to fraction form
    914.49/1,371.74 = 733.03/x
  3. Step 3: Cross multiply
    914.49x = 1,371.74 × 733.03
  4. Step 4: Simplify right side
    914.49x = 1,005,519.48
  5. Step 5: Solve for x
    x = 1,005,519.48/914.49
  6. Step 6: Final answer
    x = 1,099.54

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.