Home / 326,814.27-450,933.73-190,786.48

Finding the Fourth Proportional to 326,814.27, 450,933.73 and 190,786.48

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Solution

The fourth proportional to 326,814.27, 450,933.73 and 190,786.48 is: 263,244.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,814.27 : 450,933.73 = 190,786.48 : x
  2. Step 2: Convert to fraction form
    326,814.27/450,933.73 = 190,786.48/x
  3. Step 3: Cross multiply
    326,814.27x = 450,933.73 × 190,786.48
  4. Step 4: Simplify right side
    326,814.27x = 86,032,059,059.97
  5. Step 5: Solve for x
    x = 86,032,059,059.97/326,814.27
  6. Step 6: Final answer
    x = 263,244.50

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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.