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Finding the Third Proportional to 55,619.25 and 115,181.50

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Solution

The third proportional to 55,619.25 and 115,181.50 is: 238,528.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,619.25 : 115,181.50 = 115,181.50 : x
  2. Step 2: Convert to fraction form
    55,619.25/115,181.50 = 115,181.50/x
  3. Step 3: Cross multiply
    55,619.25x = 115,181.50 × 115,181.50
  4. Step 4: Simplify right side
    55,619.25x = 13,266,777,942.25
  5. Step 5: Solve for x
    x = 13,266,777,942.25/55,619.25
  6. Step 6: Final answer
    x = 238,528.53

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.