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Finding the Fourth Proportional to 18,594.33, 27,889.04 and 6,905.97

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Solution

The fourth proportional to 18,594.33, 27,889.04 and 6,905.97 is: 10,358.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,594.33 : 27,889.04 = 6,905.97 : x
  2. Step 2: Convert to fraction form
    18,594.33/27,889.04 = 6,905.97/x
  3. Step 3: Cross multiply
    18,594.33x = 27,889.04 × 6,905.97
  4. Step 4: Simplify right side
    18,594.33x = 192,600,839.04
  5. Step 5: Solve for x
    x = 192,600,839.04/18,594.33
  6. Step 6: Final answer
    x = 10,358.04

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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.