Home / 627,640.78-941,467.74-248,653.75

Finding the Fourth Proportional to 627,640.78, 941,467.74 and 248,653.75

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Solution

The fourth proportional to 627,640.78, 941,467.74 and 248,653.75 is: 372,983.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,640.78 : 941,467.74 = 248,653.75 : x
  2. Step 2: Convert to fraction form
    627,640.78/941,467.74 = 248,653.75/x
  3. Step 3: Cross multiply
    627,640.78x = 941,467.74 × 248,653.75
  4. Step 4: Simplify right side
    627,640.78x = 234,099,484,055.03
  5. Step 5: Solve for x
    x = 234,099,484,055.03/627,640.78
  6. Step 6: Final answer
    x = 372,983.23

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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.