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Finding the Fourth Proportional to 1,622.33, 2,239.02 and 1,063.27

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Solution

The fourth proportional to 1,622.33, 2,239.02 and 1,063.27 is: 1,467.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622.33 : 2,239.02 = 1,063.27 : x
  2. Step 2: Convert to fraction form
    1,622.33/2,239.02 = 1,063.27/x
  3. Step 3: Cross multiply
    1,622.33x = 2,239.02 × 1,063.27
  4. Step 4: Simplify right side
    1,622.33x = 2,380,666.28
  5. Step 5: Solve for x
    x = 2,380,666.28/1,622.33
  6. Step 6: Final answer
    x = 1,467.44

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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.