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Finding the Third Proportional to 252,336 and 374,859

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Solution

The third proportional to 252,336 and 374,859 is: 556,873.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,336 : 374,859 = 374,859 : x
  2. Step 2: Convert to fraction form
    252,336/374,859 = 374,859/x
  3. Step 3: Cross multiply
    252,336x = 374,859 × 374,859
  4. Step 4: Simplify right side
    252,336x = 140,519,269,881
  5. Step 5: Solve for x
    x = 140,519,269,881/252,336
  6. Step 6: Final answer
    x = 556,873.65

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.