Home / 394,824.44-544,857.71-213,536.36

Finding the Fourth Proportional to 394,824.44, 544,857.71 and 213,536.36

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Solution

The fourth proportional to 394,824.44, 544,857.71 and 213,536.36 is: 294,680.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,824.44 : 544,857.71 = 213,536.36 : x
  2. Step 2: Convert to fraction form
    394,824.44/544,857.71 = 213,536.36/x
  3. Step 3: Cross multiply
    394,824.44x = 544,857.71 × 213,536.36
  4. Step 4: Simplify right side
    394,824.44x = 116,346,928,319.37
  5. Step 5: Solve for x
    x = 116,346,928,319.37/394,824.44
  6. Step 6: Final answer
    x = 294,680.16

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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.