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A cross-multiplication calculator solves proportions of the form a/b = c/d by computing a×d = b×c. Cross-multiplication is a fundamental technique for solving equations involving fractions, finding equivalent ratios, scaling recipes, and map distance calculations.
Guida passo passo
- 1a/b = c/d cross: a*d = b*c
- 2Solve for unknown
- 3Verify equality
Esempi risolti
Ingresso
Enter the required values
Risultato
Result computed by the formula
Errori comuni da evitare
- ✕Inaccurate inputs
- ✕Outdated assumptions
Domande frequenti
What does this calculator do?
Enter your data
How do I use this calculator?
System calculates
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