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Finding the Third Proportional to 125,722 and 274,772

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Solution

The third proportional to 125,722 and 274,772 is: 600,528.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,722 : 274,772 = 274,772 : x
  2. Step 2: Convert to fraction form
    125,722/274,772 = 274,772/x
  3. Step 3: Cross multiply
    125,722x = 274,772 × 274,772
  4. Step 4: Simplify right side
    125,722x = 75,499,651,984
  5. Step 5: Solve for x
    x = 75,499,651,984/125,722
  6. Step 6: Final answer
    x = 600,528.56

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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.