Home / 572,786.49-790,357.57-331,022.41

Finding the Fourth Proportional to 572,786.49, 790,357.57 and 331,022.41

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Solution

The fourth proportional to 572,786.49, 790,357.57 and 331,022.41 is: 456,760.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,786.49 : 790,357.57 = 331,022.41 : x
  2. Step 2: Convert to fraction form
    572,786.49/790,357.57 = 331,022.41/x
  3. Step 3: Cross multiply
    572,786.49x = 790,357.57 × 331,022.41
  4. Step 4: Simplify right side
    572,786.49x = 261,626,067,583.14
  5. Step 5: Solve for x
    x = 261,626,067,583.14/572,786.49
  6. Step 6: Final answer
    x = 456,760.19

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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.