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Finding the Fourth Proportional to 1,709.03, 2,368.37 and 1,676.22

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Solution

The fourth proportional to 1,709.03, 2,368.37 and 1,676.22 is: 2,322.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709.03 : 2,368.37 = 1,676.22 : x
  2. Step 2: Convert to fraction form
    1,709.03/2,368.37 = 1,676.22/x
  3. Step 3: Cross multiply
    1,709.03x = 2,368.37 × 1,676.22
  4. Step 4: Simplify right side
    1,709.03x = 3,969,900.78
  5. Step 5: Solve for x
    x = 3,969,900.78/1,709.03
  6. Step 6: Final answer
    x = 2,322.90

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These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.