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Finding the Third Proportional to 1,316.04 and 2,879.37

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Solution

The third proportional to 1,316.04 and 2,879.37 is: 6,299.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316.04 : 2,879.37 = 2,879.37 : x
  2. Step 2: Convert to fraction form
    1,316.04/2,879.37 = 2,879.37/x
  3. Step 3: Cross multiply
    1,316.04x = 2,879.37 × 2,879.37
  4. Step 4: Simplify right side
    1,316.04x = 8,290,755.40
  5. Step 5: Solve for x
    x = 8,290,755.40/1,316.04
  6. Step 6: Final answer
    x = 6,299.78

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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.