Home / 802,768.16-1,203,309.34-270,104.28

Finding the Fourth Proportional to 802,768.16, 1,203,309.34 and 270,104.28

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Solution

The fourth proportional to 802,768.16, 1,203,309.34 and 270,104.28 is: 404,872.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,768.16 : 1,203,309.34 = 270,104.28 : x
  2. Step 2: Convert to fraction form
    802,768.16/1,203,309.34 = 270,104.28/x
  3. Step 3: Cross multiply
    802,768.16x = 1,203,309.34 × 270,104.28
  4. Step 4: Simplify right side
    802,768.16x = 325,019,002,897.98
  5. Step 5: Solve for x
    x = 325,019,002,897.98/802,768.16
  6. Step 6: Final answer
    x = 404,872.81

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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.