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Finding the Fourth Proportional to 22,490.69, 33,736.04 and 6,906.29

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Solution

The fourth proportional to 22,490.69, 33,736.04 and 6,906.29 is: 10,359.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,490.69 : 33,736.04 = 6,906.29 : x
  2. Step 2: Convert to fraction form
    22,490.69/33,736.04 = 6,906.29/x
  3. Step 3: Cross multiply
    22,490.69x = 33,736.04 × 6,906.29
  4. Step 4: Simplify right side
    22,490.69x = 232,990,841.16
  5. Step 5: Solve for x
    x = 232,990,841.16/22,490.69
  6. Step 6: Final answer
    x = 10,359.44

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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.