Home / 863,858.01-1,192,179.87-496,453.35

Finding the Fourth Proportional to 863,858.01, 1,192,179.87 and 496,453.35

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Solution

The fourth proportional to 863,858.01, 1,192,179.87 and 496,453.35 is: 685,137.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,858.01 : 1,192,179.87 = 496,453.35 : x
  2. Step 2: Convert to fraction form
    863,858.01/1,192,179.87 = 496,453.35/x
  3. Step 3: Cross multiply
    863,858.01x = 1,192,179.87 × 496,453.35
  4. Step 4: Simplify right side
    863,858.01x = 591,861,694,734.74
  5. Step 5: Solve for x
    x = 591,861,694,734.74/863,858.01
  6. Step 6: Final answer
    x = 685,137.70

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.