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Finding the Fourth Proportional to 2,795.50, 3,857.83 and 1,536.60

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Solution

The fourth proportional to 2,795.50, 3,857.83 and 1,536.60 is: 2,120.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.50 : 3,857.83 = 1,536.60 : x
  2. Step 2: Convert to fraction form
    2,795.50/3,857.83 = 1,536.60/x
  3. Step 3: Cross multiply
    2,795.50x = 3,857.83 × 1,536.60
  4. Step 4: Simplify right side
    2,795.50x = 5,927,952.20
  5. Step 5: Solve for x
    x = 5,927,952.20/2,795.50
  6. Step 6: Final answer
    x = 2,120.54

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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.