Home / 809,321.19-1,116,863.43-446,745.27

Finding the Fourth Proportional to 809,321.19, 1,116,863.43 and 446,745.27

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Solution

The fourth proportional to 809,321.19, 1,116,863.43 and 446,745.27 is: 616,508.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,321.19 : 1,116,863.43 = 446,745.27 : x
  2. Step 2: Convert to fraction form
    809,321.19/1,116,863.43 = 446,745.27/x
  3. Step 3: Cross multiply
    809,321.19x = 1,116,863.43 × 446,745.27
  4. Step 4: Simplify right side
    809,321.19x = 498,953,454,588.48
  5. Step 5: Solve for x
    x = 498,953,454,588.48/809,321.19
  6. Step 6: Final answer
    x = 616,508.58

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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.