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Finding the Third Proportional to 109,871.72 and 233,232.75

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Solution

The third proportional to 109,871.72 and 233,232.75 is: 495,100.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,871.72 : 233,232.75 = 233,232.75 : x
  2. Step 2: Convert to fraction form
    109,871.72/233,232.75 = 233,232.75/x
  3. Step 3: Cross multiply
    109,871.72x = 233,232.75 × 233,232.75
  4. Step 4: Simplify right side
    109,871.72x = 54,397,515,672.56
  5. Step 5: Solve for x
    x = 54,397,515,672.56/109,871.72
  6. Step 6: Final answer
    x = 495,100.25

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.