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Finding the Third Proportional to 1,203.56 and 2,604.56

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Solution

The third proportional to 1,203.56 and 2,604.56 is: 5,636.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203.56 : 2,604.56 = 2,604.56 : x
  2. Step 2: Convert to fraction form
    1,203.56/2,604.56 = 2,604.56/x
  3. Step 3: Cross multiply
    1,203.56x = 2,604.56 × 2,604.56
  4. Step 4: Simplify right side
    1,203.56x = 6,783,745.82
  5. Step 5: Solve for x
    x = 6,783,745.82/1,203.56
  6. Step 6: Final answer
    x = 5,636.39

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.