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Finding the Third Proportional to 12,075 and 18,261

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Solution

The third proportional to 12,075 and 18,261 is: 27,616.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,075 : 18,261 = 18,261 : x
  2. Step 2: Convert to fraction form
    12,075/18,261 = 18,261/x
  3. Step 3: Cross multiply
    12,075x = 18,261 × 18,261
  4. Step 4: Simplify right side
    12,075x = 333,464,121
  5. Step 5: Solve for x
    x = 333,464,121/12,075
  6. Step 6: Final answer
    x = 27,616.08

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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.