Home / 627,832.10-941,402.55-206,891.30

Finding the Fourth Proportional to 627,832.10, 941,402.55 and 206,891.30

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Solution

The fourth proportional to 627,832.10, 941,402.55 and 206,891.30 is: 310,223.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,832.10 : 941,402.55 = 206,891.30 : x
  2. Step 2: Convert to fraction form
    627,832.10/941,402.55 = 206,891.30/x
  3. Step 3: Cross multiply
    627,832.10x = 941,402.55 × 206,891.30
  4. Step 4: Simplify right side
    627,832.10x = 194,767,997,392.82
  5. Step 5: Solve for x
    x = 194,767,997,392.82/627,832.10
  6. Step 6: Final answer
    x = 310,223.06

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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.