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Finding the Fourth Proportional to 4,995.00, 6,893.21 and 2,756.87

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Solution

The fourth proportional to 4,995.00, 6,893.21 and 2,756.87 is: 3,804.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,995.00 : 6,893.21 = 2,756.87 : x
  2. Step 2: Convert to fraction form
    4,995.00/6,893.21 = 2,756.87/x
  3. Step 3: Cross multiply
    4,995.00x = 6,893.21 × 2,756.87
  4. Step 4: Simplify right side
    4,995.00x = 19,003,697.64
  5. Step 5: Solve for x
    x = 19,003,697.64/4,995.00
  6. Step 6: Final answer
    x = 3,804.54

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Why These Related Problems?

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