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Finding the Fourth Proportional to 2,284.25, 3,426.37 and 552.88

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Solution

The fourth proportional to 2,284.25, 3,426.37 and 552.88 is: 829.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,284.25 : 3,426.37 = 552.88 : x
  2. Step 2: Convert to fraction form
    2,284.25/3,426.37 = 552.88/x
  3. Step 3: Cross multiply
    2,284.25x = 3,426.37 × 552.88
  4. Step 4: Simplify right side
    2,284.25x = 1,894,355.07
  5. Step 5: Solve for x
    x = 1,894,355.07/2,284.25
  6. Step 6: Final answer
    x = 829.31

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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.