Home / 626,872.44-940,374.27-206,181.12

Finding the Fourth Proportional to 626,872.44, 940,374.27 and 206,181.12

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Solution

The fourth proportional to 626,872.44, 940,374.27 and 206,181.12 is: 309,293.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,872.44 : 940,374.27 = 206,181.12 : x
  2. Step 2: Convert to fraction form
    626,872.44/940,374.27 = 206,181.12/x
  3. Step 3: Cross multiply
    626,872.44x = 940,374.27 × 206,181.12
  4. Step 4: Simplify right side
    626,872.44x = 193,887,420,207.78
  5. Step 5: Solve for x
    x = 193,887,420,207.78/626,872.44
  6. Step 6: Final answer
    x = 309,293.26

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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.