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Finding the Third Proportional to 18,484.88 and 27,077.63

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Solution

The third proportional to 18,484.88 and 27,077.63 is: 39,664.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,484.88 : 27,077.63 = 27,077.63 : x
  2. Step 2: Convert to fraction form
    18,484.88/27,077.63 = 27,077.63/x
  3. Step 3: Cross multiply
    18,484.88x = 27,077.63 × 27,077.63
  4. Step 4: Simplify right side
    18,484.88x = 733,197,775.64
  5. Step 5: Solve for x
    x = 733,197,775.64/18,484.88
  6. Step 6: Final answer
    x = 39,664.74

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.