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Finding the Third Proportional to 242,736.38 and 376,884.56

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Solution

The third proportional to 242,736.38 and 376,884.56 is: 585,169.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,736.38 : 376,884.56 = 376,884.56 : x
  2. Step 2: Convert to fraction form
    242,736.38/376,884.56 = 376,884.56/x
  3. Step 3: Cross multiply
    242,736.38x = 376,884.56 × 376,884.56
  4. Step 4: Simplify right side
    242,736.38x = 142,041,973,450.82
  5. Step 5: Solve for x
    x = 142,041,973,450.82/242,736.38
  6. Step 6: Final answer
    x = 585,169.71

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.