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Finding the Third Proportional to 125,905.50 and 270,446.50

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Solution

The third proportional to 125,905.50 and 270,446.50 is: 580,922.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,905.50 : 270,446.50 = 270,446.50 : x
  2. Step 2: Convert to fraction form
    125,905.50/270,446.50 = 270,446.50/x
  3. Step 3: Cross multiply
    125,905.50x = 270,446.50 × 270,446.50
  4. Step 4: Simplify right side
    125,905.50x = 73,141,309,362.25
  5. Step 5: Solve for x
    x = 73,141,309,362.25/125,905.50
  6. Step 6: Final answer
    x = 580,922.27

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.