Home / 767,768.44-1,059,517.46-423,625.78

Finding the Fourth Proportional to 767,768.44, 1,059,517.46 and 423,625.78

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Solution

The fourth proportional to 767,768.44, 1,059,517.46 and 423,625.78 is: 584,601.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,768.44 : 1,059,517.46 = 423,625.78 : x
  2. Step 2: Convert to fraction form
    767,768.44/1,059,517.46 = 423,625.78/x
  3. Step 3: Cross multiply
    767,768.44x = 1,059,517.46 × 423,625.78
  4. Step 4: Simplify right side
    767,768.44x = 448,838,910,416.12
  5. Step 5: Solve for x
    x = 448,838,910,416.12/767,768.44
  6. Step 6: Final answer
    x = 584,601.93

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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.