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Finding the Third Proportional to 365,492 and 548,238

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Solution

The third proportional to 365,492 and 548,238 is: 822,357

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,492 : 548,238 = 548,238 : x
  2. Step 2: Convert to fraction form
    365,492/548,238 = 548,238/x
  3. Step 3: Cross multiply
    365,492x = 548,238 × 548,238
  4. Step 4: Simplify right side
    365,492x = 300,564,904,644
  5. Step 5: Solve for x
    x = 300,564,904,644/365,492
  6. Step 6: Final answer
    x = 822,357

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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.