Home / 395,936.03-545,958.29-294,150.35

Finding the Fourth Proportional to 395,936.03, 545,958.29 and 294,150.35

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Solution

The fourth proportional to 395,936.03, 545,958.29 and 294,150.35 is: 405,605.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,936.03 : 545,958.29 = 294,150.35 : x
  2. Step 2: Convert to fraction form
    395,936.03/545,958.29 = 294,150.35/x
  3. Step 3: Cross multiply
    395,936.03x = 545,958.29 × 294,150.35
  4. Step 4: Simplify right side
    395,936.03x = 160,593,824,189.17
  5. Step 5: Solve for x
    x = 160,593,824,189.17/395,936.03
  6. Step 6: Final answer
    x = 405,605.48

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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.