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Finding the Third Proportional to 58,255.88 and 127,487.25

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Solution

The third proportional to 58,255.88 and 127,487.25 is: 278,993.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,255.88 : 127,487.25 = 127,487.25 : x
  2. Step 2: Convert to fraction form
    58,255.88/127,487.25 = 127,487.25/x
  3. Step 3: Cross multiply
    58,255.88x = 127,487.25 × 127,487.25
  4. Step 4: Simplify right side
    58,255.88x = 16,252,998,912.56
  5. Step 5: Solve for x
    x = 16,252,998,912.56/58,255.88
  6. Step 6: Final answer
    x = 278,993.30

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.