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Finding the Third Proportional to 6,422.63 and 14,856.75

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Solution

The third proportional to 6,422.63 and 14,856.75 is: 34,366.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422.63 : 14,856.75 = 14,856.75 : x
  2. Step 2: Convert to fraction form
    6,422.63/14,856.75 = 14,856.75/x
  3. Step 3: Cross multiply
    6,422.63x = 14,856.75 × 14,856.75
  4. Step 4: Simplify right side
    6,422.63x = 220,723,020.56
  5. Step 5: Solve for x
    x = 220,723,020.56/6,422.63
  6. Step 6: Final answer
    x = 34,366.48

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.