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Finding the Fourth Proportional to 17,798.70, 26,698.02 and 7,273.67

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Solution

The fourth proportional to 17,798.70, 26,698.02 and 7,273.67 is: 10,910.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,798.70 : 26,698.02 = 7,273.67 : x
  2. Step 2: Convert to fraction form
    17,798.70/26,698.02 = 7,273.67/x
  3. Step 3: Cross multiply
    17,798.70x = 26,698.02 × 7,273.67
  4. Step 4: Simplify right side
    17,798.70x = 194,192,467.28
  5. Step 5: Solve for x
    x = 194,192,467.28/17,798.70
  6. Step 6: Final answer
    x = 10,910.48

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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.