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Finding the Third Proportional to 118,239 and 173,901

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Solution

The third proportional to 118,239 and 173,901 is: 255,766.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,239 : 173,901 = 173,901 : x
  2. Step 2: Convert to fraction form
    118,239/173,901 = 173,901/x
  3. Step 3: Cross multiply
    118,239x = 173,901 × 173,901
  4. Step 4: Simplify right side
    118,239x = 30,241,557,801
  5. Step 5: Solve for x
    x = 30,241,557,801/118,239
  6. Step 6: Final answer
    x = 255,766.35

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.