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Finding the Fourth Proportional to 732.54, 1,099.34 and 293.54

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Solution

The fourth proportional to 732.54, 1,099.34 and 293.54 is: 440.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    732.54 : 1,099.34 = 293.54 : x
  2. Step 2: Convert to fraction form
    732.54/1,099.34 = 293.54/x
  3. Step 3: Cross multiply
    732.54x = 1,099.34 × 293.54
  4. Step 4: Simplify right side
    732.54x = 322,698.80
  5. Step 5: Solve for x
    x = 322,698.80/732.54
  6. Step 6: Final answer
    x = 440.52

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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.