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Finding the Fourth Proportional to 2,796.02, 3,858.10 and 1,676.72

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Solution

The fourth proportional to 2,796.02, 3,858.10 and 1,676.72 is: 2,313.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796.02 : 3,858.10 = 1,676.72 : x
  2. Step 2: Convert to fraction form
    2,796.02/3,858.10 = 1,676.72/x
  3. Step 3: Cross multiply
    2,796.02x = 3,858.10 × 1,676.72
  4. Step 4: Simplify right side
    2,796.02x = 6,468,953.43
  5. Step 5: Solve for x
    x = 6,468,953.43/2,796.02
  6. Step 6: Final answer
    x = 2,313.63

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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.