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Finding the Third Proportional to 2,001.75 and 4,313.63

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Solution

The third proportional to 2,001.75 and 4,313.63 is: 9,295.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001.75 : 4,313.63 = 4,313.63 : x
  2. Step 2: Convert to fraction form
    2,001.75/4,313.63 = 4,313.63/x
  3. Step 3: Cross multiply
    2,001.75x = 4,313.63 × 4,313.63
  4. Step 4: Simplify right side
    2,001.75x = 18,607,360.64
  5. Step 5: Solve for x
    x = 18,607,360.64/2,001.75
  6. Step 6: Final answer
    x = 9,295.55

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.