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Finding the Third Proportional to 6,561.56 and 14,216.63

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Solution

The third proportional to 6,561.56 and 14,216.63 is: 30,802.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,561.56 : 14,216.63 = 14,216.63 : x
  2. Step 2: Convert to fraction form
    6,561.56/14,216.63 = 14,216.63/x
  3. Step 3: Cross multiply
    6,561.56x = 14,216.63 × 14,216.63
  4. Step 4: Simplify right side
    6,561.56x = 202,112,426.39
  5. Step 5: Solve for x
    x = 202,112,426.39/6,561.56
  6. Step 6: Final answer
    x = 30,802.48

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.