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Finding the Fourth Proportional to 22,433.99, 33,644.84 and 6,634.31

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Solution

The fourth proportional to 22,433.99, 33,644.84 and 6,634.31 is: 9,949.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,433.99 : 33,644.84 = 6,634.31 : x
  2. Step 2: Convert to fraction form
    22,433.99/33,644.84 = 6,634.31/x
  3. Step 3: Cross multiply
    22,433.99x = 33,644.84 × 6,634.31
  4. Step 4: Simplify right side
    22,433.99x = 223,210,097.06
  5. Step 5: Solve for x
    x = 223,210,097.06/22,433.99
  6. Step 6: Final answer
    x = 9,949.64

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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.