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Finding the Fourth Proportional to 8,825.51, 13,238.17 and 2,251.63

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Solution

The fourth proportional to 8,825.51, 13,238.17 and 2,251.63 is: 3,377.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,825.51 : 13,238.17 = 2,251.63 : x
  2. Step 2: Convert to fraction form
    8,825.51/13,238.17 = 2,251.63/x
  3. Step 3: Cross multiply
    8,825.51x = 13,238.17 × 2,251.63
  4. Step 4: Simplify right side
    8,825.51x = 29,807,460.72
  5. Step 5: Solve for x
    x = 29,807,460.72/8,825.51
  6. Step 6: Final answer
    x = 3,377.42

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1.5x scale

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.