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Finding the Third Proportional to 174,969 and 263,122

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Solution

The third proportional to 174,969 and 263,122 is: 395,688.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,969 : 263,122 = 263,122 : x
  2. Step 2: Convert to fraction form
    174,969/263,122 = 263,122/x
  3. Step 3: Cross multiply
    174,969x = 263,122 × 263,122
  4. Step 4: Simplify right side
    174,969x = 69,233,186,884
  5. Step 5: Solve for x
    x = 69,233,186,884/174,969
  6. Step 6: Final answer
    x = 395,688.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.