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Finding the Third Proportional to 154,544 and 325,692

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Solution

The third proportional to 154,544 and 325,692 is: 686,375.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,544 : 325,692 = 325,692 : x
  2. Step 2: Convert to fraction form
    154,544/325,692 = 325,692/x
  3. Step 3: Cross multiply
    154,544x = 325,692 × 325,692
  4. Step 4: Simplify right side
    154,544x = 106,075,278,864
  5. Step 5: Solve for x
    x = 106,075,278,864/154,544
  6. Step 6: Final answer
    x = 686,375.91

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.