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Finding the Third Proportional to 122,028 and 223,806

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Solution

The third proportional to 122,028 and 223,806 is: 410,472.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,028 : 223,806 = 223,806 : x
  2. Step 2: Convert to fraction form
    122,028/223,806 = 223,806/x
  3. Step 3: Cross multiply
    122,028x = 223,806 × 223,806
  4. Step 4: Simplify right side
    122,028x = 50,089,125,636
  5. Step 5: Solve for x
    x = 50,089,125,636/122,028
  6. Step 6: Final answer
    x = 410,472.40

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Why These Related Problems?

These problems maintain the same ratio (1.83) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.