Home / 894,103.26-1,233,894.94-512,203.85

Finding the Fourth Proportional to 894,103.26, 1,233,894.94 and 512,203.85

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Solution

The fourth proportional to 894,103.26, 1,233,894.94 and 512,203.85 is: 706,859.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,103.26 : 1,233,894.94 = 512,203.85 : x
  2. Step 2: Convert to fraction form
    894,103.26/1,233,894.94 = 512,203.85/x
  3. Step 3: Cross multiply
    894,103.26x = 1,233,894.94 × 512,203.85
  4. Step 4: Simplify right side
    894,103.26x = 632,005,738,763.52
  5. Step 5: Solve for x
    x = 632,005,738,763.52/894,103.26
  6. Step 6: Final answer
    x = 706,859.90

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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.