PRC and MC Length (new)

fPRC=LinguisticAssistant
LMC=(QuantityUnit[16.471698])

LMC-LMCold

fMC=(LinguisticAssistant/(2 LMC))~UnitConvert~"Hertz"
LPRC=(LinguisticAssistant/(2 fPRC))~UnitConvert~"Meters"

(fMC/fPRC)

Δf=(fMC/3.5)-fPRC

-((Δf)/fPRC)LPRC

(1-(fMC/(3.5 fPRC)))LPRC

((3.5LinguisticAssistant)/(2 fMC))~UnitConvert~"Meters"

(1-((3.5 fPRC)/fMC))LMC

PRC and MC Length (old)

fPRC=LinguisticAssistant
LMCold=LMC=LinguisticAssistant

fMC=(LinguisticAssistant/(2 LMC))~UnitConvert~"Hertz"
LPRC=(LinguisticAssistant/(2 fPRC))~UnitConvert~"Meters"

(fMC/fPRC)

Δf=(fMC/3.5)-fPRC

-((Δf)/fPRC)LPRC

(1-(fMC/(3.5 fPRC)))LPRC

((3.5LinguisticAssistant)/(2 fMC))~UnitConvert~"Meters"

(1-((3.5 fPRC)/fMC))LMC