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Finding the Fourth Proportional to 2,399.29, 3,598.73 and 755.60

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Solution

The fourth proportional to 2,399.29, 3,598.73 and 755.60 is: 1,133.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,399.29 : 3,598.73 = 755.60 : x
  2. Step 2: Convert to fraction form
    2,399.29/3,598.73 = 755.60/x
  3. Step 3: Cross multiply
    2,399.29x = 3,598.73 × 755.60
  4. Step 4: Simplify right side
    2,399.29x = 2,719,181.45
  5. Step 5: Solve for x
    x = 2,719,181.45/2,399.29
  6. Step 6: Final answer
    x = 1,133.33

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.