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Finding the Third Proportional to 122,034 and 263,806.50

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Solution

The third proportional to 122,034 and 263,806.50 is: 570,282.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,034 : 263,806.50 = 263,806.50 : x
  2. Step 2: Convert to fraction form
    122,034/263,806.50 = 263,806.50/x
  3. Step 3: Cross multiply
    122,034x = 263,806.50 × 263,806.50
  4. Step 4: Simplify right side
    122,034x = 69,593,869,442.25
  5. Step 5: Solve for x
    x = 69,593,869,442.25/122,034
  6. Step 6: Final answer
    x = 570,282.62

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.