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Finding the Third Proportional to 28,225 and 66,848

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Solution

The third proportional to 28,225 and 66,848 is: 158,322.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,225 : 66,848 = 66,848 : x
  2. Step 2: Convert to fraction form
    28,225/66,848 = 66,848/x
  3. Step 3: Cross multiply
    28,225x = 66,848 × 66,848
  4. Step 4: Simplify right side
    28,225x = 4,468,655,104
  5. Step 5: Solve for x
    x = 4,468,655,104/28,225
  6. Step 6: Final answer
    x = 158,322.59

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Why These Related Problems?

These problems maintain the same ratio (2.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.