Home / 627,992.10-941,696.55-272,823.30

Finding the Fourth Proportional to 627,992.10, 941,696.55 and 272,823.30

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Solution

The fourth proportional to 627,992.10, 941,696.55 and 272,823.30 is: 409,108.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,992.10 : 941,696.55 = 272,823.30 : x
  2. Step 2: Convert to fraction form
    627,992.10/941,696.55 = 272,823.30/x
  3. Step 3: Cross multiply
    627,992.10x = 941,696.55 × 272,823.30
  4. Step 4: Simplify right side
    627,992.10x = 256,916,760,369.62
  5. Step 5: Solve for x
    x = 256,916,760,369.62/627,992.10
  6. Step 6: Final answer
    x = 409,108.27

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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.