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Finding the Third Proportional to 850.50 and 1,344.09

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Solution

The third proportional to 850.50 and 1,344.09 is: 2,124.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    850.50 : 1,344.09 = 1,344.09 : x
  2. Step 2: Convert to fraction form
    850.50/1,344.09 = 1,344.09/x
  3. Step 3: Cross multiply
    850.50x = 1,344.09 × 1,344.09
  4. Step 4: Simplify right side
    850.50x = 1,806,588.01
  5. Step 5: Solve for x
    x = 1,806,588.01/850.50
  6. Step 6: Final answer
    x = 2,124.15

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These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.