Home / 789,090.62-1,088,683.80-444,883.46

Finding the Fourth Proportional to 789,090.62, 1,088,683.80 and 444,883.46

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Solution

The fourth proportional to 789,090.62, 1,088,683.80 and 444,883.46 is: 613,791.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,090.62 : 1,088,683.80 = 444,883.46 : x
  2. Step 2: Convert to fraction form
    789,090.62/1,088,683.80 = 444,883.46/x
  3. Step 3: Cross multiply
    789,090.62x = 1,088,683.80 × 444,883.46
  4. Step 4: Simplify right side
    789,090.62x = 484,337,415,789.95
  5. Step 5: Solve for x
    x = 484,337,415,789.95/789,090.62
  6. Step 6: Final answer
    x = 613,791.88

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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.