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Finding the Fourth Proportional to 8,698.26, 11,995.44 and 6,705.66

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Solution

The fourth proportional to 8,698.26, 11,995.44 and 6,705.66 is: 9,247.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,698.26 : 11,995.44 = 6,705.66 : x
  2. Step 2: Convert to fraction form
    8,698.26/11,995.44 = 6,705.66/x
  3. Step 3: Cross multiply
    8,698.26x = 11,995.44 × 6,705.66
  4. Step 4: Simplify right side
    8,698.26x = 80,437,342.19
  5. Step 5: Solve for x
    x = 80,437,342.19/8,698.26
  6. Step 6: Final answer
    x = 9,247.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.