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Finding the Third Proportional to 4,447.13 and 8,259.75

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Solution

The third proportional to 4,447.13 and 8,259.75 is: 15,341.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.13 : 8,259.75 = 8,259.75 : x
  2. Step 2: Convert to fraction form
    4,447.13/8,259.75 = 8,259.75/x
  3. Step 3: Cross multiply
    4,447.13x = 8,259.75 × 8,259.75
  4. Step 4: Simplify right side
    4,447.13x = 68,223,470.06
  5. Step 5: Solve for x
    x = 68,223,470.06/4,447.13
  6. Step 6: Final answer
    x = 15,341.03

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Why These Related Problems?

These problems maintain the same ratio (1.86) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.