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Finding the Fourth Proportional to 2,283.62, 3,425.42 and 552.24

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Solution

The fourth proportional to 2,283.62, 3,425.42 and 552.24 is: 828.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,283.62 : 3,425.42 = 552.24 : x
  2. Step 2: Convert to fraction form
    2,283.62/3,425.42 = 552.24/x
  3. Step 3: Cross multiply
    2,283.62x = 3,425.42 × 552.24
  4. Step 4: Simplify right side
    2,283.62x = 1,891,655.32
  5. Step 5: Solve for x
    x = 1,891,655.32/2,283.62
  6. Step 6: Final answer
    x = 828.36

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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.