If, on the trial of the contest, the jury finds the facts stated in the application to be true, the court must enter a decree revoking the proceedings on the inquisition and the guardianship or conservatorship, and declaring that the ward must be restored to the custody and management of his or her estate and must adjudge the costs as is just and equitable, but if the verdict of the jury negatives the facts stated in the application, a judgment of dismissal at the cost of the applicant or of the next friend must be entered.