Home / 373,194.27-515,015.55-203,428.26

Finding the Fourth Proportional to 373,194.27, 515,015.55 and 203,428.26

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Solution

The fourth proportional to 373,194.27, 515,015.55 and 203,428.26 is: 280,735.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,194.27 : 515,015.55 = 203,428.26 : x
  2. Step 2: Convert to fraction form
    373,194.27/515,015.55 = 203,428.26/x
  3. Step 3: Cross multiply
    373,194.27x = 515,015.55 × 203,428.26
  4. Step 4: Simplify right side
    373,194.27x = 104,768,717,209.44
  5. Step 5: Solve for x
    x = 104,768,717,209.44/373,194.27
  6. Step 6: Final answer
    x = 280,735.06

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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.