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Finding the Third Proportional to 55,301.50 and 120,951.75

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Solution

The third proportional to 55,301.50 and 120,951.75 is: 264,537.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,301.50 : 120,951.75 = 120,951.75 : x
  2. Step 2: Convert to fraction form
    55,301.50/120,951.75 = 120,951.75/x
  3. Step 3: Cross multiply
    55,301.50x = 120,951.75 × 120,951.75
  4. Step 4: Simplify right side
    55,301.50x = 14,629,325,828.06
  5. Step 5: Solve for x
    x = 14,629,325,828.06/55,301.50
  6. Step 6: Final answer
    x = 264,537.60

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.