Home / 892,774.20-1,232,240.94-511,021.56

Finding the Fourth Proportional to 892,774.20, 1,232,240.94 and 511,021.56

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Solution

The fourth proportional to 892,774.20, 1,232,240.94 and 511,021.56 is: 705,331.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,774.20 : 1,232,240.94 = 511,021.56 : x
  2. Step 2: Convert to fraction form
    892,774.20/1,232,240.94 = 511,021.56/x
  3. Step 3: Cross multiply
    892,774.20x = 1,232,240.94 × 511,021.56
  4. Step 4: Simplify right side
    892,774.20x = 629,701,687,454.67
  5. Step 5: Solve for x
    x = 629,701,687,454.67/892,774.20
  6. Step 6: Final answer
    x = 705,331.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.