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Finding the Third Proportional to 4,128 and 4,848

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Solution

The third proportional to 4,128 and 4,848 is: 5,693.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,128 : 4,848 = 4,848 : x
  2. Step 2: Convert to fraction form
    4,128/4,848 = 4,848/x
  3. Step 3: Cross multiply
    4,128x = 4,848 × 4,848
  4. Step 4: Simplify right side
    4,128x = 23,503,104
  5. Step 5: Solve for x
    x = 23,503,104/4,128
  6. Step 6: Final answer
    x = 5,693.58

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Why These Related Problems?

These problems maintain the same ratio (1.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.