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Finding the Fourth Proportional to 2,616.56, 3,610.89 and 1,437.74

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Solution

The fourth proportional to 2,616.56, 3,610.89 and 1,437.74 is: 1,984.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,616.56 : 3,610.89 = 1,437.74 : x
  2. Step 2: Convert to fraction form
    2,616.56/3,610.89 = 1,437.74/x
  3. Step 3: Cross multiply
    2,616.56x = 3,610.89 × 1,437.74
  4. Step 4: Simplify right side
    2,616.56x = 5,191,520.99
  5. Step 5: Solve for x
    x = 5,191,520.99/2,616.56
  6. Step 6: Final answer
    x = 1,984.10

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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.