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Finding the Fourth Proportional to 22,293.33, 33,450.90 and 9,811.80

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Solution

The fourth proportional to 22,293.33, 33,450.90 and 9,811.80 is: 14,722.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,293.33 : 33,450.90 = 9,811.80 : x
  2. Step 2: Convert to fraction form
    22,293.33/33,450.90 = 9,811.80/x
  3. Step 3: Cross multiply
    22,293.33x = 33,450.90 × 9,811.80
  4. Step 4: Simplify right side
    22,293.33x = 328,213,540.62
  5. Step 5: Solve for x
    x = 328,213,540.62/22,293.33
  6. Step 6: Final answer
    x = 14,722.50

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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.