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Finding the Third Proportional to 173,380 and 259,368

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Solution

The third proportional to 173,380 and 259,368 is: 388,001.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,380 : 259,368 = 259,368 : x
  2. Step 2: Convert to fraction form
    173,380/259,368 = 259,368/x
  3. Step 3: Cross multiply
    173,380x = 259,368 × 259,368
  4. Step 4: Simplify right side
    173,380x = 67,271,759,424
  5. Step 5: Solve for x
    x = 67,271,759,424/173,380
  6. Step 6: Final answer
    x = 388,001.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.