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Finding the Third Proportional to 248,794 and 374,440

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Solution

The third proportional to 248,794 and 374,440 is: 563,539.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,794 : 374,440 = 374,440 : x
  2. Step 2: Convert to fraction form
    248,794/374,440 = 374,440/x
  3. Step 3: Cross multiply
    248,794x = 374,440 × 374,440
  4. Step 4: Simplify right side
    248,794x = 140,205,313,600
  5. Step 5: Solve for x
    x = 140,205,313,600/248,794
  6. Step 6: Final answer
    x = 563,539.77

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.