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Finding the Fourth Proportional to 22,195.77, 33,288.78 and 6,609.75

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Solution

The fourth proportional to 22,195.77, 33,288.78 and 6,609.75 is: 9,913.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,195.77 : 33,288.78 = 6,609.75 : x
  2. Step 2: Convert to fraction form
    22,195.77/33,288.78 = 6,609.75/x
  3. Step 3: Cross multiply
    22,195.77x = 33,288.78 × 6,609.75
  4. Step 4: Simplify right side
    22,195.77x = 220,030,513.61
  5. Step 5: Solve for x
    x = 220,030,513.61/22,195.77
  6. Step 6: Final answer
    x = 9,913.17

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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.