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Finding the Third Proportional to 116,705.25 and 180,528.75

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Solution

The third proportional to 116,705.25 and 180,528.75 is: 279,255.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,705.25 : 180,528.75 = 180,528.75 : x
  2. Step 2: Convert to fraction form
    116,705.25/180,528.75 = 180,528.75/x
  3. Step 3: Cross multiply
    116,705.25x = 180,528.75 × 180,528.75
  4. Step 4: Simplify right side
    116,705.25x = 32,590,629,576.56
  5. Step 5: Solve for x
    x = 32,590,629,576.56/116,705.25
  6. Step 6: Final answer
    x = 279,255.90

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.