Home / 863,817.36-1,192,093.20-481,835.88

Finding the Fourth Proportional to 863,817.36, 1,192,093.20 and 481,835.88

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Solution

The fourth proportional to 863,817.36, 1,192,093.20 and 481,835.88 is: 664,947.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,817.36 : 1,192,093.20 = 481,835.88 : x
  2. Step 2: Convert to fraction form
    863,817.36/1,192,093.20 = 481,835.88/x
  3. Step 3: Cross multiply
    863,817.36x = 1,192,093.20 × 481,835.88
  4. Step 4: Simplify right side
    863,817.36x = 574,393,276,064.02
  5. Step 5: Solve for x
    x = 574,393,276,064.02/863,817.36
  6. Step 6: Final answer
    x = 664,947.60

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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.