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Finding the Fourth Proportional to 17,999.74, 26,999.67 and 6,313.06

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Solution

The fourth proportional to 17,999.74, 26,999.67 and 6,313.06 is: 9,469.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,999.74 : 26,999.67 = 6,313.06 : x
  2. Step 2: Convert to fraction form
    17,999.74/26,999.67 = 6,313.06/x
  3. Step 3: Cross multiply
    17,999.74x = 26,999.67 × 6,313.06
  4. Step 4: Simplify right side
    17,999.74x = 170,450,536.69
  5. Step 5: Solve for x
    x = 170,450,536.69/17,999.74
  6. Step 6: Final answer
    x = 9,469.61

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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.