Home / 439,059.22-605,679.77-293,871.08

Finding the Fourth Proportional to 439,059.22, 605,679.77 and 293,871.08

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Solution

The fourth proportional to 439,059.22, 605,679.77 and 293,871.08 is: 405,393.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,059.22 : 605,679.77 = 293,871.08 : x
  2. Step 2: Convert to fraction form
    439,059.22/605,679.77 = 293,871.08/x
  3. Step 3: Cross multiply
    439,059.22x = 605,679.77 × 293,871.08
  4. Step 4: Simplify right side
    439,059.22x = 177,991,770,392.93
  5. Step 5: Solve for x
    x = 177,991,770,392.93/439,059.22
  6. Step 6: Final answer
    x = 405,393.54

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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.