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Finding the Third Proportional to 117,170,754.75 and 255,171,591

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Solution

The third proportional to 117,170,754.75 and 255,171,591 is: 555,706,421.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,170,754.75 : 255,171,591 = 255,171,591 : x
  2. Step 2: Convert to fraction form
    117,170,754.75/255,171,591 = 255,171,591/x
  3. Step 3: Cross multiply
    117,170,754.75x = 255,171,591 × 255,171,591
  4. Step 4: Simplify right side
    117,170,754.75x = 65,112,540,853,471,280
  5. Step 5: Solve for x
    x = 65,112,540,853,471,280/117,170,754.75
  6. Step 6: Final answer
    x = 555,706,421.73

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.