Home / 539,620.66-809,466-179,776.18

Finding the Fourth Proportional to 539,620.66, 809,466 and 179,776.18

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Solution

The fourth proportional to 539,620.66, 809,466 and 179,776.18 is: 269,675.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,620.66 : 809,466 = 179,776.18 : x
  2. Step 2: Convert to fraction form
    539,620.66/809,466 = 179,776.18/x
  3. Step 3: Cross multiply
    539,620.66x = 809,466 × 179,776.18
  4. Step 4: Simplify right side
    539,620.66x = 145,522,705,319.88
  5. Step 5: Solve for x
    x = 145,522,705,319.88/539,620.66
  6. Step 6: Final answer
    x = 269,675.93

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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.