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Finding the Third Proportional to 2,850.50 and 7,029

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Solution

The third proportional to 2,850.50 and 7,029 is: 17,332.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850.50 : 7,029 = 7,029 : x
  2. Step 2: Convert to fraction form
    2,850.50/7,029 = 7,029/x
  3. Step 3: Cross multiply
    2,850.50x = 7,029 × 7,029
  4. Step 4: Simplify right side
    2,850.50x = 49,406,841
  5. Step 5: Solve for x
    x = 49,406,841/2,850.50
  6. Step 6: Final answer
    x = 17,332.69

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Why These Related Problems?

These problems maintain the same ratio (2.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.