Home / 851,058.24-1,276,583.40-252,022.80

Finding the Fourth Proportional to 851,058.24, 1,276,583.40 and 252,022.80

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Solution

The fourth proportional to 851,058.24, 1,276,583.40 and 252,022.80 is: 378,033.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,058.24 : 1,276,583.40 = 252,022.80 : x
  2. Step 2: Convert to fraction form
    851,058.24/1,276,583.40 = 252,022.80/x
  3. Step 3: Cross multiply
    851,058.24x = 1,276,583.40 × 252,022.80
  4. Step 4: Simplify right side
    851,058.24x = 321,728,122,901.52
  5. Step 5: Solve for x
    x = 321,728,122,901.52/851,058.24
  6. Step 6: Final answer
    x = 378,033.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.