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Finding the Third Proportional to 53,005.50 and 115,212.75

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Solution

The third proportional to 53,005.50 and 115,212.75 is: 250,426.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,005.50 : 115,212.75 = 115,212.75 : x
  2. Step 2: Convert to fraction form
    53,005.50/115,212.75 = 115,212.75/x
  3. Step 3: Cross multiply
    53,005.50x = 115,212.75 × 115,212.75
  4. Step 4: Simplify right side
    53,005.50x = 13,273,977,762.56
  5. Step 5: Solve for x
    x = 13,273,977,762.56/53,005.50
  6. Step 6: Final answer
    x = 250,426.42

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.