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Finding the Third Proportional to 117,597.75 and 257,712.75

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Solution

The third proportional to 117,597.75 and 257,712.75 is: 564,771.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,597.75 : 257,712.75 = 257,712.75 : x
  2. Step 2: Convert to fraction form
    117,597.75/257,712.75 = 257,712.75/x
  3. Step 3: Cross multiply
    117,597.75x = 257,712.75 × 257,712.75
  4. Step 4: Simplify right side
    117,597.75x = 66,415,861,512.56
  5. Step 5: Solve for x
    x = 66,415,861,512.56/117,597.75
  6. Step 6: Final answer
    x = 564,771.53

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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.