Home / 809,166.60-1,116,644.41-446,590.45

Finding the Fourth Proportional to 809,166.60, 1,116,644.41 and 446,590.45

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Solution

The fourth proportional to 809,166.60, 1,116,644.41 and 446,590.45 is: 616,291.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,166.60 : 1,116,644.41 = 446,590.45 : x
  2. Step 2: Convert to fraction form
    809,166.60/1,116,644.41 = 446,590.45/x
  3. Step 3: Cross multiply
    809,166.60x = 1,116,644.41 × 446,590.45
  4. Step 4: Simplify right side
    809,166.60x = 498,682,729,551.88
  5. Step 5: Solve for x
    x = 498,682,729,551.88/809,166.60
  6. Step 6: Final answer
    x = 616,291.79

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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.