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Finding the Third Proportional to 1,801.88 and 2,684.44

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Solution

The third proportional to 1,801.88 and 2,684.44 is: 3,999.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801.88 : 2,684.44 = 2,684.44 : x
  2. Step 2: Convert to fraction form
    1,801.88/2,684.44 = 2,684.44/x
  3. Step 3: Cross multiply
    1,801.88x = 2,684.44 × 2,684.44
  4. Step 4: Simplify right side
    1,801.88x = 7,206,204.69
  5. Step 5: Solve for x
    x = 7,206,204.69/1,801.88
  6. Step 6: Final answer
    x = 3,999.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.