Home / 792,777.40-1,093,778.31-443,866.39

Finding the Fourth Proportional to 792,777.40, 1,093,778.31 and 443,866.39

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Solution

The fourth proportional to 792,777.40, 1,093,778.31 and 443,866.39 is: 612,393.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,777.40 : 1,093,778.31 = 443,866.39 : x
  2. Step 2: Convert to fraction form
    792,777.40/1,093,778.31 = 443,866.39/x
  3. Step 3: Cross multiply
    792,777.40x = 1,093,778.31 × 443,866.39
  4. Step 4: Simplify right side
    792,777.40x = 485,491,429,920.00
  5. Step 5: Solve for x
    x = 485,491,429,920.00/792,777.40
  6. Step 6: Final answer
    x = 612,393.13

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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.