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Finding the Third Proportional to 18,460.13 and 27,859.22

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Solution

The third proportional to 18,460.13 and 27,859.22 is: 42,043.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,460.13 : 27,859.22 = 27,859.22 : x
  2. Step 2: Convert to fraction form
    18,460.13/27,859.22 = 27,859.22/x
  3. Step 3: Cross multiply
    18,460.13x = 27,859.22 × 27,859.22
  4. Step 4: Simplify right side
    18,460.13x = 776,136,069.36
  5. Step 5: Solve for x
    x = 776,136,069.36/18,460.13
  6. Step 6: Final answer
    x = 42,043.92

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.