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Finding the Third Proportional to 1,240.95 and 2,627.44

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Solution

The third proportional to 1,240.95 and 2,627.44 is: 5,563.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240.95 : 2,627.44 = 2,627.44 : x
  2. Step 2: Convert to fraction form
    1,240.95/2,627.44 = 2,627.44/x
  3. Step 3: Cross multiply
    1,240.95x = 2,627.44 × 2,627.44
  4. Step 4: Simplify right side
    1,240.95x = 6,903,427.82
  5. Step 5: Solve for x
    x = 6,903,427.82/1,240.95
  6. Step 6: Final answer
    x = 5,563.04

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.