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Finding the Third Proportional to 2,170.13 and 2,241.84

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Solution

The third proportional to 2,170.13 and 2,241.84 is: 2,315.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170.13 : 2,241.84 = 2,241.84 : x
  2. Step 2: Convert to fraction form
    2,170.13/2,241.84 = 2,241.84/x
  3. Step 3: Cross multiply
    2,170.13x = 2,241.84 × 2,241.84
  4. Step 4: Simplify right side
    2,170.13x = 5,025,863.40
  5. Step 5: Solve for x
    x = 5,025,863.40/2,170.13
  6. Step 6: Final answer
    x = 2,315.93

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Why These Related Problems?

These problems maintain the same ratio (1.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.