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Finding the Third Proportional to 1,899 and 3,003.75

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Solution

The third proportional to 1,899 and 3,003.75 is: 4,751.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899 : 3,003.75 = 3,003.75 : x
  2. Step 2: Convert to fraction form
    1,899/3,003.75 = 3,003.75/x
  3. Step 3: Cross multiply
    1,899x = 3,003.75 × 3,003.75
  4. Step 4: Simplify right side
    1,899x = 9,022,514.06
  5. Step 5: Solve for x
    x = 9,022,514.06/1,899
  6. Step 6: Final answer
    x = 4,751.19

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Why These Related Problems?

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