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Finding the Fourth Proportional to 22,410.71, 33,620.90 and 6,827.93

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Solution

The fourth proportional to 22,410.71, 33,620.90 and 6,827.93 is: 10,243.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,410.71 : 33,620.90 = 6,827.93 : x
  2. Step 2: Convert to fraction form
    22,410.71/33,620.90 = 6,827.93/x
  3. Step 3: Cross multiply
    22,410.71x = 33,620.90 × 6,827.93
  4. Step 4: Simplify right side
    22,410.71x = 229,560,949.49
  5. Step 5: Solve for x
    x = 229,560,949.49/22,410.71
  6. Step 6: Final answer
    x = 10,243.36

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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.