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Finding the Fourth Proportional to 4,893.76, 6,753.54 and 2,798.56

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Solution

The fourth proportional to 4,893.76, 6,753.54 and 2,798.56 is: 3,862.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,893.76 : 6,753.54 = 2,798.56 : x
  2. Step 2: Convert to fraction form
    4,893.76/6,753.54 = 2,798.56/x
  3. Step 3: Cross multiply
    4,893.76x = 6,753.54 × 2,798.56
  4. Step 4: Simplify right side
    4,893.76x = 18,900,186.90
  5. Step 5: Solve for x
    x = 18,900,186.90/4,893.76
  6. Step 6: Final answer
    x = 3,862.10

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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.