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Finding the Fourth Proportional to 2,616, 3,610.08 and 1,437.09

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Solution

The fourth proportional to 2,616, 3,610.08 and 1,437.09 is: 1,983.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,616 : 3,610.08 = 1,437.09 : x
  2. Step 2: Convert to fraction form
    2,616/3,610.08 = 1,437.09/x
  3. Step 3: Cross multiply
    2,616x = 3,610.08 × 1,437.09
  4. Step 4: Simplify right side
    2,616x = 5,188,009.87
  5. Step 5: Solve for x
    x = 5,188,009.87/2,616
  6. Step 6: Final answer
    x = 1,983.18

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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.