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Finding the Fourth Proportional to 2,175.99, 3,003.27 and 1,709.43

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Solution

The fourth proportional to 2,175.99, 3,003.27 and 1,709.43 is: 2,359.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175.99 : 3,003.27 = 1,709.43 : x
  2. Step 2: Convert to fraction form
    2,175.99/3,003.27 = 1,709.43/x
  3. Step 3: Cross multiply
    2,175.99x = 3,003.27 × 1,709.43
  4. Step 4: Simplify right side
    2,175.99x = 5,133,879.84
  5. Step 5: Solve for x
    x = 5,133,879.84/2,175.99
  6. Step 6: Final answer
    x = 2,359.33

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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.