Home / 627,341.85-941,012.78-206,563.05

Finding the Fourth Proportional to 627,341.85, 941,012.78 and 206,563.05

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Solution

The fourth proportional to 627,341.85, 941,012.78 and 206,563.05 is: 309,844.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,341.85 : 941,012.78 = 206,563.05 : x
  2. Step 2: Convert to fraction form
    627,341.85/941,012.78 = 206,563.05/x
  3. Step 3: Cross multiply
    627,341.85x = 941,012.78 × 206,563.05
  4. Step 4: Simplify right side
    627,341.85x = 194,378,468,892.96
  5. Step 5: Solve for x
    x = 194,378,468,892.96/627,341.85
  6. Step 6: Final answer
    x = 309,844.58

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Similar ratio
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1.5x scale

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.