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Finding the Fourth Proportional to 22,230.27, 33,340.41 and 6,435.27

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Solution

The fourth proportional to 22,230.27, 33,340.41 and 6,435.27 is: 9,651.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,230.27 : 33,340.41 = 6,435.27 : x
  2. Step 2: Convert to fraction form
    22,230.27/33,340.41 = 6,435.27/x
  3. Step 3: Cross multiply
    22,230.27x = 33,340.41 × 6,435.27
  4. Step 4: Simplify right side
    22,230.27x = 214,554,540.26
  5. Step 5: Solve for x
    x = 214,554,540.26/22,230.27
  6. Step 6: Final answer
    x = 9,651.46

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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.