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Finding the Fourth Proportional to 732.03, 1,097.91 and 384.27

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Solution

The fourth proportional to 732.03, 1,097.91 and 384.27 is: 576.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    732.03 : 1,097.91 = 384.27 : x
  2. Step 2: Convert to fraction form
    732.03/1,097.91 = 384.27/x
  3. Step 3: Cross multiply
    732.03x = 1,097.91 × 384.27
  4. Step 4: Simplify right side
    732.03x = 421,893.88
  5. Step 5: Solve for x
    x = 421,893.88/732.03
  6. Step 6: Final answer
    x = 576.33

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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.