Home / 827,687.28-1,241,554.35-228,648.54

Finding the Fourth Proportional to 827,687.28, 1,241,554.35 and 228,648.54

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Solution

The fourth proportional to 827,687.28, 1,241,554.35 and 228,648.54 is: 342,979.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,687.28 : 1,241,554.35 = 228,648.54 : x
  2. Step 2: Convert to fraction form
    827,687.28/1,241,554.35 = 228,648.54/x
  3. Step 3: Cross multiply
    827,687.28x = 1,241,554.35 × 228,648.54
  4. Step 4: Simplify right side
    827,687.28x = 283,879,589,458.15
  5. Step 5: Solve for x
    x = 283,879,589,458.15/827,687.28
  6. Step 6: Final answer
    x = 342,979.28

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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.